European Clinical Respiratory Journal最新文献

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Dyspnea has an association with lifestyle: differences between Swedish and Finnish speaking persons in Western Finland. 呼吸困难与生活方式有关:芬兰西部讲瑞典语和芬兰语的人之间的差异。
IF 1.9
European Clinical Respiratory Journal Pub Date : 2020-12-10 DOI: 10.1080/20018525.2020.1855702
Heidi Andersén, Pinja Ilmarinen, Jasmin Honkamäki, Leena E Tuomisto, Päivi Piirilä, Hanna Hisinger-Mölkänen, Anssi Sovijärvi, Helena Backman, Bo Lundbäck, Eva Rönmark, Lauri Lehtimäki, Hannu Kankaanranta
{"title":"Dyspnea has an association with lifestyle: differences between Swedish and Finnish speaking persons in Western Finland.","authors":"Heidi Andersén,&nbsp;Pinja Ilmarinen,&nbsp;Jasmin Honkamäki,&nbsp;Leena E Tuomisto,&nbsp;Päivi Piirilä,&nbsp;Hanna Hisinger-Mölkänen,&nbsp;Anssi Sovijärvi,&nbsp;Helena Backman,&nbsp;Bo Lundbäck,&nbsp;Eva Rönmark,&nbsp;Lauri Lehtimäki,&nbsp;Hannu Kankaanranta","doi":"10.1080/20018525.2020.1855702","DOIUrl":"https://doi.org/10.1080/20018525.2020.1855702","url":null,"abstract":"<p><p><b>Background</b> Difference in dyspnea mMRC ≥2 between Finnish speaking and Swedish-speaking populations in Finland has not been previously studied. <b>Methods</b> In February 2016, a respiratory questionnaire was sent to 8000 randomly selected subjects aged 20-69 years in western Finland with a response rate of 52.3%. The registered native language of each subject determined whether questionnaire in Finnish or Swedish was applied. Multiple logistic regression was performed to calculate Odds Ratios (OR) with 95% CI for the simultaneous effects of independent variables on dyspnea mMRC ≥2. <b>Results</b> Of all participants, 2780 (71.9%) were Finnish speakers and 1084 (28.1%) were Swedish speakers. Finnish speakers had a higher prevalence of dyspnea mMRC ≥2 (11.1% vs 6.5% p < 0.001) when compared to Swedish speakers. Finnish speakers smoked more often, had higher BMI, spent less time moving during the day, had more often occupational exposure to vapours, gases, dusts or fumes (VGDF), and had lower socioeconomic status based on occupation. Significant risk factors for dyspnea mMRC ≥2 were COPD (OR = 10.94), BMI >35 (OR = 9.74), asthma (OR = 4.78), female gender (OR = 2.38), older age (OR = 2.20), current smoking (OR = 1.59), and occupational exposure to VGDF (OR = 1.47). <b>Conclusions</b> Swedish speakers had less dyspnea mMRC ≥2 which is explained by a healthier lifestyle. Smoking, obesity, and occupational exposures should be in focus to improve respiratory health.</p>","PeriodicalId":11872,"journal":{"name":"European Clinical Respiratory Journal","volume":"8 1","pages":"1855702"},"PeriodicalIF":1.9,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/20018525.2020.1855702","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38393602","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Fatigue in idiopathic pulmonary fibrosis measured by the Fatigue Assessment Scale during antifibrotic treatment. 抗纤维化治疗期间疲劳评定量表测量特发性肺纤维化的疲劳。
IF 1.9
European Clinical Respiratory Journal Pub Date : 2020-11-30 DOI: 10.1080/20018525.2020.1853658
Line Kølner-Augustson, Thomas Skovhus Prior, Vibeke Skivild, Anette Aalestrup, Elisabeth Bendstrup
{"title":"Fatigue in idiopathic pulmonary fibrosis measured by the Fatigue Assessment Scale during antifibrotic treatment.","authors":"Line Kølner-Augustson,&nbsp;Thomas Skovhus Prior,&nbsp;Vibeke Skivild,&nbsp;Anette Aalestrup,&nbsp;Elisabeth Bendstrup","doi":"10.1080/20018525.2020.1853658","DOIUrl":"https://doi.org/10.1080/20018525.2020.1853658","url":null,"abstract":"<p><p><b>Background</b>: Fatigue is a common complaint in patients with idiopathic pulmonary fibrosis (IPF) and has been reported in a considerable percentage of patients. Fatigue is also a registered side effect of pirfenidone, one of two approved antifibrotic drugs. The Fatigue Assessment Scale (FAS) was developed for assessment of fatigue in sarcoidosis and validated in patients with sarcoidosis. FAS has been used in a few IPF studies but has not been validated. <b>Aims</b>: To study the change in FAS after initiation of pirfenidone or nintedanib in the treatment of patients with IPF during a six-month period. <b>Methods</b>: Between April 2017 and January 2018, all incident patients with IPF starting antifibrotic treatment were invited to complete FAS before, four weeks, three, and six months after initiation of antifibrotic treatment. Baseline characteristics including lung function were registered. <b>Results</b>: Fifty-two patients were included, mean FVC% 84.8, mean DLCO% 51.4. Nintedanib was started in 25 patients; 27 patients started pirfenidone. Sixty-four percent of patients had a FAS score >22 indicating substantial fatigue at baseline. There was no statistically significant difference in FAS score for patients treated with nintedanib or pirfenidone at any time point. FAS score increased statistically significantly during the six-month follow-up. This change was driven by patients without substantial fatigue at baseline with an increase in FAS score of 8.4 points; patients with substantial fatigue at baseline experienced no statistically significant change. <b>Conclusion</b>: A majority of patients with IPF suffered from substantial fatigue at the time of diagnosis. Fatigue progressed over time and increasing fatigue was associated with younger age, nintedanib treatment and low degree of fatigue at baseline. There was no significant difference in FAS score between the two antifibrotic treatments at any time point, even though fatigue is not a registered side effect in nintedanib.</p>","PeriodicalId":11872,"journal":{"name":"European Clinical Respiratory Journal","volume":"8 1","pages":"1853658"},"PeriodicalIF":1.9,"publicationDate":"2020-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/20018525.2020.1853658","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38704803","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Survival and end-of-life aspects among subjects on long-term noninvasive ventilation. 长期无创通气受试者的生存和临终方面。
IF 1.9
European Clinical Respiratory Journal Pub Date : 2020-11-05 DOI: 10.1080/20018525.2020.1840494
Heidi A Rantala, Sirpa Leivo-Korpela, Siiri Kettunen, Juho T Lehto, Lauri Lehtimäki
{"title":"Survival and end-of-life aspects among subjects on long-term noninvasive ventilation.","authors":"Heidi A Rantala,&nbsp;Sirpa Leivo-Korpela,&nbsp;Siiri Kettunen,&nbsp;Juho T Lehto,&nbsp;Lauri Lehtimäki","doi":"10.1080/20018525.2020.1840494","DOIUrl":"https://doi.org/10.1080/20018525.2020.1840494","url":null,"abstract":"<p><strong>Background: </strong>The need for noninvasive ventilation (NIV) is commonly considered a predictor of poor survival, but life expectancy may vary depending on the underlying disease. We studied the factors associated with decreased survival and end-of-life characteristics in an unselected population of subjects starting NIV.</p><p><strong>Methods: </strong>We conducted a retrospective study including 205 subjects initiating NIV from 1/1/2012-31/12/2015 who were followed up until 31/12/2017.</p><p><strong>Results: </strong>The median survival time was shorter in subjects needing help with activities of daily living than in independent subjects (hazard ratio (HR) for death 1.7, 95% CI 1.2-2.6, <i>P</i> = 0.008) and was also shorter in subjects on long-term oxygen therapy (LTOT) than in those not on LTOT (HR for death 2.8, 95% CI 1.9-4.3, <i>P</i> < 0.001). There was marked difference in survival according to the disease necessitating NIV, and subjects with amyotrophic lateral sclerosis or interstitial lung disease seemed to have the shortest survival. The two most common diseases resulting in the need for NIV were chronic obstructive pulmonary disease (COPD) and obesity hypoventilation syndrome (OHS). The median survival time was 4.4 years in COPD subjects, but the median survival time was not reached in subjects with OHS (HR for death COPD vs. OHS: 3.2, 95% CI 1.9-5.5, <i>P</i> < 0.001). Most of the deceased subjects (55.6%) died in the hospital, while only 20.0% died at home. The last hospitalization admission leading to death occurred through the emergency room in 44.4% of the subjects.</p><p><strong>Conclusions: </strong>Survival among subjects starting NIV in this real-life study varied greatly depending on the disease and degree of functional impairment. Subjects frequently died in the hospital after admission through the emergency department. A comprehensive treatment approach with timely advance care planning is therefore needed, especially for those needing help with activities of daily living and those with both NIV and LTOT.</p>","PeriodicalId":11872,"journal":{"name":"European Clinical Respiratory Journal","volume":"8 1","pages":"1840494"},"PeriodicalIF":1.9,"publicationDate":"2020-11-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/20018525.2020.1840494","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38713396","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
The Danish severe asthma register: an electronic platform for severe asthma management and research. 丹麦严重哮喘登记:严重哮喘管理和研究的电子平台。
IF 1.9
European Clinical Respiratory Journal Pub Date : 2020-11-02 DOI: 10.1080/20018525.2020.1842117
Susanne Hansen, Ole Hilberg, Charlotte Suppli Ulrik, Uffe Bodtger, Linda M Rasmussen, Karin D Assing, Alexandra Wimmer-Aune, Kirsten B Rasmussen, Niels Bjerring, Anders Christiansen, Johannes Schmid, Niels Steen Krogh, Celeste Porsbjerg
{"title":"The Danish severe asthma register: an electronic platform for severe asthma management and research.","authors":"Susanne Hansen, Ole Hilberg, Charlotte Suppli Ulrik, Uffe Bodtger, Linda M Rasmussen, Karin D Assing, Alexandra Wimmer-Aune, Kirsten B Rasmussen, Niels Bjerring, Anders Christiansen, Johannes Schmid, Niels Steen Krogh, Celeste Porsbjerg","doi":"10.1080/20018525.2020.1842117","DOIUrl":"10.1080/20018525.2020.1842117","url":null,"abstract":"<p><p>The evaluation and management of severe asthma patients require collection of comprehensive information, which is often a challenge in a busy outpatient clinic. The Danish Severe Asthma Register (DSAR) was designed as an electronic patient record form that captures operational clinical data and provides a clinical overview of the severe asthma patient. DSAR is a nationwide register; all patients in Denmark who are treated with biologics for severe asthma are included, and data are as a minimum entered at start of biological treatment, after four and 12 months of treatment, and hereafter annually. Currently, there are data from 621 treatment courses with biologics included in DSAR, with 71% of patients treated with anti-IL-5 drugs and 29% with an anti-IgE drug. Patients enter Patient Reported Outcome Measures electronically on tablets when they arrive in the outpatient clinic and their answers are immediately available to the clinician during the consultation. Nurses and doctors enter clinical data into DSAR during the consultation. DSAR offers immediate access to well-presented longitudinal overview and automatically creates a journal output that can be copy-pasted into the hospital's existing health record form. DSAR is also currently expanding with an app, to be used for monitoring of home-treatment. In addition to serving as an electronic patient record form, DSAR will also provide opportunities to monitor the real-life efficacy of biological treatment for severe asthma in Denmark, and it will be a valuable research platform that will aid in answering important research questions on severe asthma in the future.</p>","PeriodicalId":11872,"journal":{"name":"European Clinical Respiratory Journal","volume":"8 1","pages":"1842117"},"PeriodicalIF":1.9,"publicationDate":"2020-11-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/20018525.2020.1842117","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38713397","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Remarkable benefits of intravenous immunoglobulin (IVIG) in a patient with polymyositis-associated acute interstitial lung disease. 静脉注射免疫球蛋白(IVIG)治疗多发性肌炎相关急性间质性肺疾病的显著疗效
IF 1.9
European Clinical Respiratory Journal Pub Date : 2020-10-26 DOI: 10.1080/20018525.2020.1840706
Soran Peshbahar, Elisabeth Bendstrup
{"title":"Remarkable benefits of intravenous immunoglobulin (IVIG) in a patient with polymyositis-associated acute interstitial lung disease.","authors":"Soran Peshbahar,&nbsp;Elisabeth Bendstrup","doi":"10.1080/20018525.2020.1840706","DOIUrl":"https://doi.org/10.1080/20018525.2020.1840706","url":null,"abstract":"<p><p>Polymyositis (PM) and dermatomyositis (DM) are subtypes of autoimmune inflammatory myopathies. Interstitial lung disease (ILD) involvement is common in PM/DM. There is no evidence base for immunosuppression in DM/PM-ILD and current evidence is based on case stories and expert opinions. We present a 63-year-old male with severe respiratory failure due to PM-ILD who was treated successfully with intravenous immunoglobulin, recovered the acute phase and survived more than 4 years.</p>","PeriodicalId":11872,"journal":{"name":"European Clinical Respiratory Journal","volume":"7 1","pages":"1840706"},"PeriodicalIF":1.9,"publicationDate":"2020-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/20018525.2020.1840706","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38641094","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
The Swedish National Airway Register (SNAR): development, design and utility to date. 瑞典国家航道登记册(SNAR):迄今为止的开发、设计和实用性。
IF 1.8
European Clinical Respiratory Journal Pub Date : 2020-10-23 DOI: 10.1080/20018525.2020.1833412
C Stridsman, J R Konradsen, L Vanfleteren, C Pedroletti, J Binnmyr, P Edfelt, K Fjällman Schärberg, Y Sjöö, F Nyberg, A Lindberg, A Tunsäter, A Ekberg-Jansson
{"title":"The Swedish National Airway Register (SNAR): development, design and utility to date.","authors":"C Stridsman, J R Konradsen, L Vanfleteren, C Pedroletti, J Binnmyr, P Edfelt, K Fjällman Schärberg, Y Sjöö, F Nyberg, A Lindberg, A Tunsäter, A Ekberg-Jansson","doi":"10.1080/20018525.2020.1833412","DOIUrl":"10.1080/20018525.2020.1833412","url":null,"abstract":"<p><strong>Background: </strong>The Swedish National Airway Register (SNAR) was initiated in 2013 to ensure and improve the quality of care for patients with asthma and COPD.</p><p><strong>Aim: </strong>To describe the development and design of SNAR, and to study the 2019 data to evaluate its potential utility related to improvement of quality of care.</p><p><strong>Methods: </strong>SNAR includes data from patients with asthma (both children and adults) and COPD from primary, secondary and tertiary care, and also, for COPD inpatient care. Data on diagnostic investigations (e.g. spirometry, blood sample, skin prick test), symptom-scores, comorbidities and prescribed treatments are registered. The registrations are entered manually by healthcare professionals, or directly transferred from electronic medical records to a web-based platform.</p><p><strong>Results: </strong>In 2019, 1000 clinics participated and data were directly transferred by about 88% of them. The register included data on 205,833 patients with asthma and 80,372 with COPD (of these, 5% had both diagnoses). Registrations of new patients and follow-up visits from primary and secondary/tertiary care in 2019 were completed for 75,707 patients with asthma (11,818 children <12 yr, 6545 adolescents 12-17 yr, and 57,344 adults >17 yr) and 38,117 with COPD. Depending on age and disease group, 43-77% had performed spirometry, 36-65% Asthma Control Test, and 60% COPD Assessment Test. The prevalence of current smoking was about 2% in adolescents, 10% in adults with asthma, and 34% in COPD. For these, smoking cessation support was offered to 27%, 38% and 51%, respectively. Overall, limited data were available on investigation of allergy, 6-min walk test, patient education and written treatment plans. Regarding asthma, sex-differences in disease management were evident.</p><p><strong>Conclusion: </strong>SNAR has cumulatively registered data from over 270,000 individuals, and the register is important for patients, caregivers, authorities, politicians and researchers to evaluate the effect of treatment and to ensure high and equal quality of care nationwide.</p>","PeriodicalId":11872,"journal":{"name":"European Clinical Respiratory Journal","volume":"7 1","pages":"1833412"},"PeriodicalIF":1.8,"publicationDate":"2020-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/e0/d5/ZECR_7_1833412.PMC7594834.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38641093","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessment of inhalation errors, training time and patient preference for DuoResp® Spiromax® and Symbicort® Turbuhaler® in patients with asthma and COPD. 评估哮喘和慢性阻塞性肺病患者吸入错误、训练时间和患者对DuoResp®Spiromax®和Symbicort®Turbuhaler®的偏好
IF 1.9
European Clinical Respiratory Journal Pub Date : 2020-10-18 DOI: 10.1080/20018525.2020.1833411
Jordi Giner, Marta Villarnovo Cerrillo, Jaime Aboín Sierra, Laura Casas Herrero, Oliver Patino, Vicente Plaza
{"title":"Assessment of inhalation errors, training time and patient preference for DuoResp® Spiromax® and Symbicort® Turbuhaler® in patients with asthma and COPD.","authors":"Jordi Giner, Marta Villarnovo Cerrillo, Jaime Aboín Sierra, Laura Casas Herrero, Oliver Patino, Vicente Plaza","doi":"10.1080/20018525.2020.1833411","DOIUrl":"10.1080/20018525.2020.1833411","url":null,"abstract":"<p><p>While poor inhaler technique in asthma and chronic obstructive pulmonary disease (COPD) can compromise the effectiveness of inhaled medications, identifying and quantifying these errors may suggest ways to improve inhalation technique and patient outcomes. The objective of this international, multicentre care improvement programme was to investigate errors in inhaler use (handling errors and inhalation errors) made by patients in handling two dry powder inhalers; DuoResp® Spiromax® and Symbicort® Turbuhaler®. Patients with asthma or COPD aged between 18 and 80 years attending the allergology/pneumology departments of 14 hospitals in Spain and Portugal were included. All assessments were performed during one regular scheduled visit to the study clinic. Among 161 eligible patients (138 with asthma; 23 with COPD), inhalation errors were the most common type of error, with no significant difference between devices in overall total error rate, handling error rate or inhalation error rate. Significantly fewer total errors per patient (1.4 vs. 1.9; <i>p</i> < 0.001) and handling errors per patient (0.5 vs. 0.8; <i>p</i> < 0.001) were observed with DuoResp® Spiromax® compared with Symbicort® Turbuhaler®. The mean number of attempts for patients using DuoResp® Spiromax® to perform two correct procedures was 1.9 (0.6) compared with 2.1 (0.9) attempts for patients using Symbicort® Turbuhaler® (<i>p</i> = 0.016). Compared with Symbicort® Turbuhaler®, DuoResp® Spiromax® was found to be easy to learn how to use (<i>p</i> < 0.001), easy to prepare (<i>p</i> < 0.001), easy to use (<i>p</i> < 0.001), comfortable in terms of weight and size (<i>p</i> = 0.001), and patients felt that they were using the device correctly (<i>p</i> < 0.001). Overall, 79.5% of patients stated that they preferred DuoResp® Spiromax® as their first option over Symbicort® Turbuhaler®. The findings of this study may be useful in developing effective inhaler training programmes and thus improve outcomes in asthma and COPD.</p>","PeriodicalId":11872,"journal":{"name":"European Clinical Respiratory Journal","volume":"8 1","pages":"1833411"},"PeriodicalIF":1.9,"publicationDate":"2020-10-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/20018525.2020.1833411","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38659114","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Automatic oxygen titration with O2matic® to patients admitted with COVID-19 and hypoxemic respiratory failure. O2matic®自动氧滴定治疗新冠肺炎合并低氧性呼吸衰竭患者
IF 1.9
European Clinical Respiratory Journal Pub Date : 2020-10-14 DOI: 10.1080/20018525.2020.1833695
Ejvind Frausing Hansen, Charlotte Sandau Bech, Jørgen Vestbo, Ove Andersen, Linette Marie Kofod
{"title":"Automatic oxygen titration with O2matic® to patients admitted with COVID-19 and hypoxemic respiratory failure.","authors":"Ejvind Frausing Hansen,&nbsp;Charlotte Sandau Bech,&nbsp;Jørgen Vestbo,&nbsp;Ove Andersen,&nbsp;Linette Marie Kofod","doi":"10.1080/20018525.2020.1833695","DOIUrl":"https://doi.org/10.1080/20018525.2020.1833695","url":null,"abstract":"<p><strong>Introduction: </strong>Patients with coronavirus disease (COVID-19) and pneumonitis often have hypoxemic respiratory failure and a need of supplementary oxygen. Guidelines recommend controlled oxygen, for most patients with a recommended interval of SpO<sub>2</sub> between 92 and 96%. We aimed to determine if closed-loop control of oxygen was feasible in patients with COVID-19 and could maintain SpO<sub>2</sub> in the specified interval.</p><p><strong>Methods: </strong>Patients were prospectively enrolled in an observational study on a medical ward dedicated to patients with COVID-19. Closed-loop controlled oxygen was delivered by O2matic® which can deliver 0-15 liters/min and adjusts flow every second based on 15 seconds averaging of SpO<sub>2</sub> measured by pulse oximetry. Lung function parameters were measured at admission.</p><p><strong>Results: </strong>Fifteen patients (six women, nine men) participated in the study. Average age was 72 years. Lung function was severely impaired with FEV<sub>1</sub>, FVC and PEF reduced to approximately 50%. The average stay on the ward was 3.2 days and O2matic was used on average for 66 hours, providing 987 hours of observation. O2matic maintained SpO<sub>2</sub> in the desired interval for 82.9% of the time. Time with SpO<sub>2</sub> > 2% below interval was 5.1% and time with SpO<sub>2</sub> > 2% above interval was 0.6%.</p><p><strong>Conclusion: </strong>Closed-loop control of oxygen to patients with COVID-19 is feasible and can maintain SpO<sub>2</sub> in the specified interval in the majority of time. Closed-loop automated control could be of particular benefit for patients in isolation with decreased visibility, surveillance and monitoring. Further studies must examine the clinical benefits.</p>","PeriodicalId":11872,"journal":{"name":"European Clinical Respiratory Journal","volume":"7 1","pages":"1833695"},"PeriodicalIF":1.9,"publicationDate":"2020-10-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/20018525.2020.1833695","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38659113","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Improved bioavailability of cromolyn sodium using inhaled PA101 delivered via eFlow® nebulizer. 通过eFlow®喷雾器吸入PA101提高了色胺酸钠的生物利用度。
IF 1.9
European Clinical Respiratory Journal Pub Date : 2020-08-20 DOI: 10.1080/20018525.2020.1809083
Khalid Abd-Elaziz, Hanneke Oude Elberink, Zuzana Diamant
{"title":"Improved bioavailability of cromolyn sodium using inhaled PA101 delivered via eFlow® nebulizer.","authors":"Khalid Abd-Elaziz,&nbsp;Hanneke Oude Elberink,&nbsp;Zuzana Diamant","doi":"10.1080/20018525.2020.1809083","DOIUrl":"https://doi.org/10.1080/20018525.2020.1809083","url":null,"abstract":"<p><p>In 1960s, cromolyn sodium (CS) has been introduced as the first non-steroidal anti-inflammatory drug for the treatment of allergic and mast-cell driven diseases. Its applicability has been limited due to a poor bioavailability. Here we present pharmacokinetic data of a novel high concentration formulation of CS (PA101) delivered via a high-efficiency nebulizer (eFlow®) in healthy volunteers (HVs), allergic asthmatics and patients with indolent systemic mastocytosis (ISM). In HVs, PA101 40 mg and 80 mg (30 L) and PA101 40 mg (40 L), Intal<sup>TM</sup> (via LC® Plus) 20 mg and Nalcrom® (oral suspension) 200 mg showed maximum measured plasma concentration (C<sub>max</sub>) of 156, 236, 88.6, 17.8 and 5.23 ng/mL, respectively, with respective areas under the plasma time-concentration curve (AUC) of 338, 526, 212, 40.6 and 33.3 h·ng/mL. Systemic exposure (AUC) to CS with PA101 40 mg was approximately 8-fold and 11-fold higher compared to Intal<sup>TM</sup> and Nalcrom® in HVs, respectively. PA101 via eFlow® yielded comparable PK profiles in HVs and patients. Systemic bioavailability of PA101 was approximately 25% compared to approximately 1% for Nalcrom® and approximately 10% for Intal<sup>TM</sup>, respectively. These data warrant further research on the therapeutic potential of PA101 (via eFlow®) in allergic and mast-cell driven diseases.</p>","PeriodicalId":11872,"journal":{"name":"European Clinical Respiratory Journal","volume":"7 1","pages":"1809083"},"PeriodicalIF":1.9,"publicationDate":"2020-08-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1080/20018525.2020.1809083","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38392254","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Changes in management of idiopathic pulmonary fibrosis: impact on disease severity and mortality. 特发性肺纤维化治疗的改变:对疾病严重程度和死亡率的影响
IF 1.9
European Clinical Respiratory Journal Pub Date : 2020-08-12 DOI: 10.1080/20018525.2020.1807682
Charlotte Hyldgaard, Janne Møller, Elisabeth Bendstrup
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