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Table 1 Baseline characteristics

From: Exploring diurnal variation using piecewise linear splines: an example using blood pressure

Characteristic Total (n = 2047) ABPM (sub-sample)
Total (n = 886)
Age, years 59.8 (5.5) 59.9 (5.5)
Gender, male n (%) 1008 (49.2) 401 (45.3)
BMI, n (%)
Underweight/normal (<25 kg/m2) 447 (21.9) 195 (22.0)
Overweight (25–30 kg/m2) 925 (45.3) 380 (42.9)
Obese (≥30 kg/m2) 668 (32.8) 310 (35.0)
Office SBP, mmHg 129.6 (16.9) 134.7 (17.7)
Office DBP, mmHg 80.1 (9.8) 83.1 (10.2)
Hypertension, n (%) 951 (46.5) 528 (59.7)
Microalbuminuria 215 (10.6) 62 (7.0)
  1. Data are mean (SD). BMI:body mass index, ABPM ambulatory blood pressure monitor. Hypertension: ≥140/90 mmHg and/or on antihypertensive treatment