Adrian Heald, George Tilston, John Julian Warner-Levy, Loren Wilkins, Richard Williams, Toby Pillinger, William Deakin, Damien Longson, Lamiece Hassan, Caroline Dalton, Gavin P Reynolds, Joseph Firth
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引用次数: 0
Abstract
Introduction: We analysed the effects of antipsychotic drug prescribing in year 1 of treatment for psychosis on future weight gain over 5 years.
Methods: We studied how weight changed over 5 years after the first diagnosis of psychosis/schizophrenia/schizoaffective disorder/delusional disorder/affective psychosis in 17,570 individuals and investigated its association with antipsychotic drug treatments prescribed in year 1 following diagnosis, over 30 years.
Results: The majority (65%) were aged 20-59 years at the time of first antipsychotic prescription. Mean baseline body-mass-Index (BMI) was similar in women versus men. Substantial increases in BMI were observed, with the greatest categorical changes seen in the obese (BMI ≥ 30 kg/m2) subjects, increasing from 30 to 43% for women and from 26% to 39% for men, while 42% of people did not significantly increase their weight. Individuals prescribed perphenazine/fluphenazine/amisulpride were most likely to remain at normal-BMI, while individuals prescribed aripiprazole/quetiapine/olanzapine/risperidone in the first year were most likely to gain weight/transition to overweight (25.0-29.9 kg/m2)/obese (≥ 30.0 kg/m2) from a normal BMI. The 'typical' agents thioridazine/chlorpromazine/flupenthixol/trifluoperazine/haloperidol were associated with an intermediate likelihood of BMI category change. In multivariate linear regression, factors associated with weight-gain were younger age/female sex(both p < 0.001), number of antipsychotic agents prescribed in 1st year (p < 0.001), plus specific agents aripiprazole (including 75% co-prescription or as 2nd line/3rd line)/olanzapine/thioridazine (p < 0.001), risperidone/quetiapine (p < 0.05). In multivariate logistic regression (weight increase ≥ 7%), the specific medication factors were similar, with odds ratios(OR) for specific medications ranging from quetiapine 1.09 (CI 1.00-1.21) to thioridazine 1.45 (CI 1.20-1.74).
Conclusion: Younger women were at elevated risk for weight gain as were people prescribed multiple antipsychotics in the 1st year. Some older antipsychotics associated with as much weight gain as the newer prescribed agents. More than 40% of people did not put on weight.
期刊介绍:
Aims and Scope
Neurology and Therapy aims to provide reliable and inclusive, rapid publication for all therapy related research for neurological indications, supporting the timely dissemination of research with a global reach, to help advance scientific discovery and support clinical practice.
Neurology and Therapy is an international, open access, peer reviewed, rapid publication journal dedicated to the publication of high-quality clinical (all phases), observational, real-world and health outcomes research around the discovery, development, and use of neurological and psychiatric therapies, (also covering surgery and devices). Studies relating to diagnosis, pharmacoeconomics, public health, quality of life, and patient care, management, and education are also welcomed.
The journal is of interest to a broad audience of healthcare professionals and publishes original research, reviews, case reports, trial designs, communications and letters. The journal is read by a global audience and receives submissions from all over the world. Neurology and Therapy will consider all scientifically sound research be it positive, confirmatory or negative data. Submissions are welcomed whether they relate to an international and/or a country-specific audience, something that is crucially important when researchers are trying to target more specific patient populations. This inclusive approach allows the journal to assist in the dissemination of all scientifically and ethically sound research.
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