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Table 1 Baseline characteristics of study population

From: Serum leptin level and incidence of CKD: a longitudinal study of adult enrolled in the Korean genome and epidemiology study(KoGES)

   Men Women P
N 2646 1100 1546  < 0.001
Age, years 54.99 (8.18) 56.20 (8.04) 54.14 (8.18)  < 0.001
Hypertension, n (%) 550 (20.79) 213 (19.39) 337 (21.79) 0.135
Diabetes mellitus, n (%) 230 (8.70) 118 (10.75) 112 (7.22) 0.002
Dyslipidemia, n (%) 147 (5.54) 64 (5.79) 83 (5.36) 0.642
Myocardial infarction, n (%) 46 (1.73) 15 (1.38) 31 (1.99) 0.228
Cerebrovascular accident, n (%) 40 (1.50) 22 (2.020) 17 (1.13) 0.077
Current smoking, n (%) 463 (17.50) 441 (40.01) 22 (1.43)  < 0.001
Regular exercise, n (%) 720 (27.20) 272 (24.70) 448 (28.98) 0.014
Body mass index, kg/m2 24.65 (3.14) 24.33 (2.95) 24.88 (3.25)  < 0.001
Waist circumference, cm 83.67 (8.62) 86.40 (7.72) 81.72 (8.70)  < 0.001
Systolic BP, mmHg 127.20 (17.55) 129.01 (17.14) 125.91 (17.74)  < 0.001
Diastolic BP, mmHg 83.00 (11.79) 84.73 (11.34) 81.76 (11.95)  < 0.001
Fasting glucose, mg/dL 95.29 (19.92) 98.83 (24.05) 92.76 (17.83)  < 0.001
HbA1c 5.61 (0.80) 5.65 (0.85) 5.58 (0.76) 0.022
HDL-cholesterol, mg/dL 46.91 (11.09) 45.54 (11.59) 44.89 (10.62)  < 0.001
LDL-cholesterol, mg/dL 118.67 (33.07) 113.93 (32.35) 122.05 (33.17)  < 0.001
Triglycerides, mg/dL 147.94 (98.06) 167.00 (115.88) 134.39 (80.43)  < 0.001
HOMA-IR, units 1.98 (1.60) 1.97 (2.10) 1.99 (1.13) 0.782
hs-CRP, mg/L 2.07 (4.95) 2.40 (6.02) 1.82 (3.98) 0.006
eGFR, mL/min/1.73m2 76.14 (9.90) 78.38 (10.81) 74.55 (8.86)  < 0.001
Leptin, ng/L 6.42 (5.47) 2.74 (2.04) 9.04 (5.64)  < 0.001
BP, blood pressure; HDL, high density lipoprotein; LDL, low density lipoprotein; TG, triglyceride; HOMA-IR, Homeostasis Model Assessment of Insulin Resistance; hs-CRP, high sensitivity-C reactive protein; eGFR, estimated glomerular filtration rate