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Table 1 Baseline characteristics of participants in men, women and total population; Tehran Lipid and Glucose Study (TLGS) (2001–2012)

From: Divergent pathway of lipid profile components for cardiovascular disease and mortality events: Results of over a decade follow-up among Iranian population

  Total (N = 5518) Men (N = 2532) Women (N = 2986) p-value
Age, years 54.23(10.07) 55.46(10.73) 53.18(9.36) <0.001
BMI, kg/m2 27.86(4.59) 26.24(3.89) 29.24(4.69) <0.001
WC, cm 92.78(11.17) 91.26(10.5) 93.46(11.42) <0.001
SBP, mm Hg 126.78(21.16) 125.96(20.8) 127.47(21.45) 0.008
DBP, mm Hg 80.13(11.49) 79.35(11.88) 80.8(11.10) <0.001
FPG, mmol/L 5.89(2.22) 5.77(1.96) 5.99(2.41) <0.001
TC, mmol/L 5.73(1.22) 5.45(1.10) 5.98(1.26) <0.001
LDL-C, mmol/ L 3.97(1.02) 3.97(0.93) 4.12(1.07) <0.001
HDL-C, mmol/ L 1.08(0.28) 0.99(0.25) 1.15(0.29) <0.001
Non-HDL-C, mmol/ L 4.46(1.20) 4.46(1.10) 4.2(1.25) <0.001
TGs, mmol/ L 1.87(1.33) 1.84(1.35) 1.90(1.31) 0.06
TC/HDL-C 5.63(1.77) 5.82(1.83) 5.46(1.70) <0.001
TGs/HDL-C 1.81(1.67) 1.95(1.85) 1.70(1.50) <0.001
Current smoker, n (%) 862(15.6) 727(28.7) 135(4.5) <0.001
Low physical activity, n (%) 4401(79.8) 2082(82.2) 2319(77.7) <0.001
Education level, n (%)     <0.001
  ≥ 12 years 490(8.9) 368(14.6) 122(4.1)  
 6-11 years 1939(35.2) 1065(42.1) 874(29.3)  
  < 6 years 3082(55.9) 1096(43.3) 1986(66.6)  
Prevalent CVD, n (%) 464(8.4) 252(10.0) 212(7.1) <0.001
Prevalent CKD, n (%) 1617(29.3) 494(19.5) 1123(37.6) <0.001
Glucose tolerance, n (%)     0.003
 Normal glucose tolerance 3022(57.3) 1442(59.5) 1580(55.4)  
 Prediabetes 1445(27.4) 647(26.7) 798(28.0)  
 Diabetes 806(15.3) 333(13.7) 473(16.6)  
Blood pressure status, n (%)     <0.001
 Normotension 1714(31.1) 862(34.0) 852(28.5)  
 Prehypertension 1832(33.2) 862(34.0) 970(32.5)  
 Hypertension 1972(35.7) 808(31.9) 1164(39.0)  
Hypertension drug, n (%) 769(13.9) 230(9.1) 539(18.1) <0.001
Lipid lowering drugs, n (%) 306(5.5) 83(3.3) 223(7.5) <0.001
Diabetes drug, n (%) 424(7.7) 152(6.0) 272(9.1) <0.001
  1. Data are shown as mean ± SD for continuous variables (p value calculated with the t test), n (%) for categorical variables (p-value according to the chi-squared test) or median (interquartile range) for TGs and TGs/HDL-C (p-value according to the Mann–Whitney U test)
  2. BMI body mass index, WC waist circumference, SBP systolic blood pressure, DBP diastolic blood pressure, FPG fasting plasma glucose, TC total cholesterol, LDL-C low density lipoprotein cholesterol, HDL-C high density lipoprotein cholesterol, TGs triglycerides, CVD cardiovascular disease, CKD chronic kidney disease