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Table 1 Baseline characteristics of study population

From: Intra-cluster correlation coefficients in primary care patients with type 2 diabetes and hypertension

CharacteristicsMean (SD) or n (%)
Study population for process of care and clinical outcomes (n = 11,736)
Age, years60.3 (11.3)
Sex = female7323 (62.4)
Body mass index27.9 (5.8)
Body mass index, kg/m2 [25]
  < 18.5 (underweight)225 (1.9)
 18.5–22.9 (normal)1317 (11.2)
 23–27.4 (overweight)3001 (25.6)
  > 27.4 (obese)4250 (36.2)
Ethnicity
 Malay8071 (68.8)
 Chinese2456 (20.9)
 Indian1112 (9.5)
 Other95 (0.8)
Morbidity/risk factor
 T2D6722 (57.3)
 Hypertension10,271 (87.5)
 Hyperlipidaemia4951 (42.2)
Duration of illness, years
 T2D6.5 (4.3)
 Hypertension7.5 (5.1)
 Hyperlipidaemia5.0 (3.3)
Target organ damage = Yes2591 (22.1)
Study population for patient experience (n = 956)
 Age, years59.7 (10.9)
 Sex = female576 (60.2)
Ethnicity
 Malay664 (69.5)
 Chinese200 (20.9)
 Indian88 (9.2)
 Other4 (0.4)
Educational level
 No formal/primary/lower secondary659 (68.9)
 Upper secondary239 (25.0)
 Tertiary58 (6.1)
Morbidity/risk factor
 T2D623 (65.2)
 Hypertension808 (84.5)
 Hyperlipidaemia431 (45.1)
Duration of illness, years
 T2D8.2 (7.0)
 Hypertension8.4 (7.9)
 Hyperlipidaemia5.2 (4.5)
Clinic characteristics n=40
 Geographical location
  Rural18 (45.0)
  Urban22 (55.0)
Daily attendances in 2016282 (147)
  1. SD standard deviation, T2D type 2 diabetes