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Table 1 Characteristics of 35–60 year old Hindustani Surinamese, African Surinamese and ethnic Dutch participants

From: Prevalence of diabetes mellitus and the performance of a risk score among Hindustani Surinamese, African Surinamese and ethnic Dutch: a cross-sectional population-based study

    Hindustani Surinamese
(n = 336)
median (IQR) or n (%)
African Surinamese
(n = 593)
median (IQR) or n (%)
Ethnic Dutch
(n = 486)
median (IQR) or n (%)
Age (years) 44 (39–50) 43 (39–48) 48 (42–54)
Sex (female) 187 (55.6) 400 (67.5) 242 (49.8)
Level of education (higha) 34 (10.3) 116 (19.8) 175 (36.5)
Level of profession (highb) 98 (32.9) 257 (48.9) 279 (58.3)
Physical activity (at least 30 minutes 5× per weekc) 166 (52.2) 315 (56.2) 306 (63.2)
History of CVD (myocardial infarction and/or stroke) 21 (6.3) 13 (2.2) 10 (2.1)
First degree relative with DM    273 (81.3) 371 (62.7) 202 (41.7)
BMI (kg/m2) 26.7 (23.8–29.6) 27.6 (24.5–31.5) 25.4 (22.9–28.3)
  (> 25 kg/m2, Hindustani Surinamese: > 23 kg/m2) 276 (82.1) 420 (71.0) 253 (52.1)
Waist circumference (cm) 94.2 (85.9–101.0) 92.9 (83.1–102.1) 90.3 (81.5–100.3)
  (increased waist circumferenced) 261 (77.7) 398 (67.2) 280 (57.6)
Resting heart rate (resting heart rate in bpm) 72.5 (66.5–80.5) 72.0 (65.0–80.0) 68.5 (61.0–76.0)
  (resting heart rate ≥ 90 bpm) 29 (8.8) 46 (7.9) 21 (4.4)
Dyslipidemia      
HDL-cholesterol (mmol/l) 1.2 (1.0–1.5) 1.4 (1.2–1.7) 1.4 (1.2–1.7)
  (< 0.9 mmol/l (35 mg/dl) and/or treated) 63 (18.6) 21 (3.5) 31 (6.4)
Triglyceride (mmol/l) 1.2 (0.9–1.8) 0.8 (0.6–1.2) 1.1 (0.8–1.7)
  (> 2.8 mmol/l (250 mg/dl) and/or treated) 51 (15.2) 15 (2.5) 41 (8.4)
Blood pressure      
SBP (mmHg) 124.0 (112.0–137.5) 125.0 (114.5–140.5) 121.5 (111.0–134.5)
DBP (mmHg) 81.5 (75.0–89.0) 82.0 (75.5–91.0) 78.5 (71.0–86.0)
Hypertension (> 140/90 mmHg and/or on anti-hypertensive therapy) 115 (35.9) 223 (38.0) 125 (25.7)
Diabetes mellitus (fasting plasma glucose ≥ 7.0 mmol/l and/or self-reported)    
  in 35–44 years known 17 (9.8) 21 (6.1) 5 (3.0)
   newly detected 12 (6.9) 7 (2.0) 2 (1.2)
  in 45–60 years known 50 (30.7) 38 (15.4) 14 (4.4)
   newly detected 7 (4.3) 9 (3.6) 12 (3.8)
  Age standardisede known 298 (21.1) 164 (11.6) 46 (3.2)
   newly detected 80 (5.7) 37 (2.6) 32 (2.2)
  1. a definition: higher vocational or more (i.e. primary, secondary or lower vocational versus higher vocational or more) b definition: grade of employment (as classified by the EGP scheme (routine non-manual employees or higher (high) vs. low) c Dutch physical activity guideline d waist circumference > 80 cm for women and > 94 cm for men e Directly standardised to the age distribution of the total population (in 5-year categories). Data represent expected number of cases (prevalence). BMI = body mass index, bpm = beats per minute, SBP = systolic blood pressure, DBP = diastolic blood pressure, CVD = cardiovascular disease, HDL = high density lipoprotein, DM= diabetes mellitus, IQR = interquartile range