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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