This study will examine the effectiveness of a Pragmatic, Metabolic Care Clinic for Patients With Severe Mental Illness
Severe mental illness (SMI), including schizophrenia spectrum disorders and bipolar disorder, is associated with high mortality rates and cardiovascular disease. Obesity and dysmetabolism caused by antipsychotic medication comprise modifiable risk factors, which remain undertreated. The investigators will address the gaps in cardiometabolic care of SMI patients by examining the effectiveness of a pragmatic metabolic care clinic for patients with SMI. Moreover, the investigators will include qualitative investigation of patients' perspectives in relation to acceptability, satisfaction with care, and motivation for health behaviour change. A total of 84 patients between 18-45 years with diagnoses of schizophrenia spectrum disorders or bipolar disorder will be recruited from inpatient and outpatient clinics in the Mental Health Services of the Capital Region of Denmark. Eligible patients are antipsychotics-treated and present with a 5% weight increase / 5 cm waistline increase since initiation of antipsychotic therapy or body mass index (BMI) ≥30 kg/m2 or BMI ≥27 kg/m2 and concomitant prediabetes, diabetes, hypertension, sleep apnoea and/or dyslipidaemia. Patients will be enrolled in an open-label randomized controlled parallel-group trial with an allocation-ratio of 1:1 to a pragmatic, specialized metabolic clinic with measurement-based care and evidence-based best-practice treatment or standard care. The primary outcome is the proportion of patients in the intervention group achieving a weight loss ≥5% of initial body weight vs the standard care group at 12 months. Secondary and exploratory outcomes include changes in other cardiovascular risk factors, quality of life, personal recovery and cognitive measures. Finally, qualitative interviews will explore patient experience and contextual factors.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
84
* Consultations by medical doctors with specific metabolic training from the metabolic clinic located at Centre for Addiction and Mental Health in Toronto, Canada, and an exercise physiologist. * Evaluation of their psychopharmacotherapy with consultation and detailed recommendations to the patients' treating psychiatrist and/or general practitioner regarding dosage reductions or switching of psychotropics if this is clinically feasible to reduce the metabolic burden. * Lifestyle interventions * Pharmacotherapy with evidence to support use to mitigate antipsychotic-induced weight gain * Treatment of other cardiovascular risk factors such as dyslipidaemia, hypertension, smoking and diabetes in close collaboration with recognized specialists in endocrinology. * Assessment of plans at conferences with participation of the sponsor, the primary investigator as well as recognized specialists in endocrinology and psychiatry. * Qualitative interviews will be conducted post-intervention.
Following measurements after 12 months, patients will receive individualized lifestyle recommendations from an exercise physiologist and a MD will offer to send recommendations regarding the following potential post-trial interventions to the patients' general practitioner and/or outpatient clinic prepared in close collaboration with recognized specialists in psychiatry and endocrinology: * Suggestions regarding relevant psychotropic medication adjustments or switches if this is found relevant and clinically feasible to reduce the metabolic burden. * Suggestions regarding potential add-on of weight reducing pharmacotherapy. * Suggestions regarding pharmacological treatment of other cardiovascular risk factors such as dyslipidaemia, hypertension, smoking and type 2 diabetes.
Centre for Neuropsychiatric Schizophrenia Research, CNSR, Mental Health Centre Glostrup
Glostrup Municipality, Capital Region, Denmark
RECRUITINGProportion of patients achieving a weight loss of ≥5% of initial body weight.
Proportion of patients in the intervention group achieving a weight loss of ≥5% of initial body weight vs the standard care group at 12 months.
Time frame: 12 months
The metabolic composite score
The metabolic composite score consisting of minimally 0 points and maximally five points (one point per composite; elevated waist circumference, elevated triglycerides, blood pressure, fasting plasma glucose, and reduced high-density lipoprotein), according to the definition and cut-off values of metabolic syndrome by the International Diabetes Federation. A higher score means worse outcomes. Effect measurements: differences in percentage achieving reduction of ≥1 points between groups at 12 months.
Time frame: 12 months
Cardiovascular risk factors
Cardiovascular risk factors as defined below.
Time frame: 12 months
Proportion of patients achieving a weight loss of ≥10% of initial body weight.
Proportion of patients in the intervention group achieving a weight loss of ≥10% of initial body weight vs the standard care group at 12 months.
Time frame: 12 months
Proportion of patients achieving a ≥50% reduction of low-density lipoprotein cholesterol
Proportion of patients in the intervention group achieving a ≥50% reduction of initial low-density lipoprotein cholesterol vs the standard care group at 12 months.
Time frame: 12 months
Body weight
Absolute and relative changes in body weight. Effect measurements: differences in mean changes between groups at 12 months.
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Time frame: 12 months
Waist circumference
Absolute and relative changes in waist circumference. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Body mass index
Changes in body mass index (BMI) where weight and height will be combined to report BMI in kg/m\^2. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Glucose
Fasting plasma glucose. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Insulin
Fasting Plasma insulin. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
The homeostatic Model Assessment for Insulin Resistance
The homeostatic Model Assessment for Insulin Resistance (HOMA-IR) measured using fasting plasma glucose and fasting plasma insulin. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Total cholesterol
Fasting plasma total cholesterol. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Low-density lipoprotein cholesterol
Fasting plasma Low-density lipoprotein (LDL) cholesterol. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
High-density lipoprotein cholesterol
Fasting plasma high-density lipoprotein (HDL) cholesterol. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Very Low-density lipoprotein cholesterol
Fasting plasma Very Low-density lipoprotein (VLDL) cholesterol. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Triglycerides
Fasting plasma triglycerides. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Heart rate
Resting heart rate. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Blood pressure
Clinic blood pressure. Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months
Hemoglobin A1c
Hemoglobin A1c (HbA1c). Effect measurements: differences in mean changes between groups at 12 months.
Time frame: 12 months