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Table 2 Comparison of demographic characteristics of participants in each arm of the cluster trial

From: Impact of a nurse-led intervention to improve screening for cardiovascular risk factors in people with severe mental illnesses. Phase-two cluster randomised feasibility trial of community mental health teams

  Intervention Arm Control
Arm
Significance level (chi square except age = t test)
  (n = 59) (n = 62)  
Mean age (SD) 42.0 (sd 10.52) 43.1 (sd 12.91) 0.600
   Age range 21-65 20-67  
Gender      
   Male 39 66% 34 55% 0.206
   Female 20 34% 28 45%  
Ethnic Origin      
   Asian 5 8.5% 2 3%  
   Black 13 22% 9 15%  
   White 37 63% 42 68% 0.243
   Other 4 7% 9 15%  
Employment Status      
   Employed 4 7% 3 5%  
   Unemployed/looking for work 0 0% 1 2%  
   Long-term sickness or disability allowance 43 73% 36 58%  
   Retired 1 2% 1 2% 0.397
   Looking after family or home 2 3% 1 2%  
   Education 4 7% 8 13%  
   Voluntary work 5 8% 12 20%  
Diagnosis in clinical notes      
   Schizophrenia 29 50% 27 44%  
   Bipolar Affective Disorder 13 22% 14 23% 0.291
   Schizoaffective Disorder 4 7% 0 0%  
   Other Psychotic Disorder 2 3% 4 7%  
   Other diagnosis* (on enhanced level CPA) 10 17% 17 28%  
Antipsychotics      
   First generation 11 19% 7 11% 0.323
   Second generation 40 68% 38 61% 0.785
Self-reported CVD risk factors      
   Current smoker 40 68% 39 63% 0.572
   Overweight or obese 32 54% 37 60% 0.546
   Raised cholesterol 18 31% 15 24% 0.436
   Hypertension 10 17% 10 16% 0.903
   Diabetes or raised glucose 8 14% 6 10% 0.505
Screening received in year prior to trial      
   BP 6 10% 13 21% 0.103
   BMI 5 9% 12 20% 0.850
   Glucose 7 12% 5 8% 0.485
   Cholesterol 7 12% 5 8% 0.503
   Smoking status 6 10% 12 19% 0.167
   10 year cardiovascular risk score 1 2% 2 3% 0.609
  1. * includes depressive disorder, personality disorder or anxiety disorder.
  2. SD standard deviation. BP. Blood pressure. BMI. Body Mass Index. CPA Care Plan Approach.