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Table 1 Socio-demographic and clinical characteristics of the study sample (n = 129)

From: Independent predictors of physical health in community-dwelling patients with coronary heart disease in Singapore

Characteristic Sample (n = 129)
Gender (n, %)  
 Male 115 (89.1)
 Female 14 (10.9)
Age (years) 60.9 ± 8.8
Marital status (n, %)  
 Married 106 (82.2)
 Single/Divorced/Windowed/Separated 23 (17.8)
Highest education level (n, %)  
 No formal education 8 (6.2)
 Primary education 26 (20.2)
 Secondary education 60 (46.5)
 Tertiary education and above 35 (27.1)
Employment status (n, %)  
 Full-time/Part-time working 87 (67.4)
 Retired/Not working 42 (32.6)
Monthly household income (SGD)  
  ≤ 1000 23 (17.8)
 1001–3000 46 (35.7)
 3001–5000 30 (23.3)
  > 5000 29 (22.5)
Type of housing (n, %)  
 Government house/HDB flat 122 (94.6)
 Private house 7 (5.4)
Clinical characteristics  
 Length of CHD diagnosis (months) 36.0 (1.0–360.0)
 CHD family history (n, %) 55 (42.6)
 Diabetes 57 (44.2)
 High cholesterol 129 (100)
 Hypertension 108 (83.7)
 Ex-smoker 74 (57.4)
 Current smoker 26 (20.2)
 Alcohol 30 (23.3)
 PTCA/Stent therapy 89 (69.0)
 CABG therapy 31 (24.0)
Medication  
 Antiplatelets 123 (95.3)
 Nitrates 34 (26.4)
 Beta-blockers 89 (69.0)
 ACE inhibitors 58 (45.0)
 Calcium antagonists 28 (21.7)
 Lipid-lowering drugs 122 (94.6)
 Others 120 (93.0)
Physiological data  
 Triglycerides (mmol/L) 1.38 (0.52–16.01)
 Total cholesterol (mmol/L) 4.06 (2.45–10.52)
 Low-density lipoprotein (mmol/L) 2.18 (0.53–6.07)
 High-density lipoprotein (mmol/L) 1.11 ± 0.24
 Fasting blood glucose (mmol/L) 5.75 (4.00–22.50)
 Systolic blood pressure (mmHg) 135.90 ± 23.51
 Diastolic blood pressure (mmHg) 74.22 ± 11.41
 BMI 26.70 ± 5.04
  1. 1SGD = 0.74USD
  2. PTCA percutaneous transluminal coronary angioplasty, CABG coronary artery bypass grafting, BMI body mass index