Table 1 Baseline characteristics of study participants.

From: Hypertriglyceridemia-waist and risk of developing type 2 diabetes: The Rural Chinese Cohort Study

Characteristics

Males (n = 4498)

Females (n = 7588)

Total (n = 12,086)

P

Age (year; median [IQR])

53 (43, 61)

49 (41, 58)

51 (41, 59)

<0.001

WC (cm; median [IQR])

82.15 (75.35, 90.15)

81.50 (74.50, 88.60)

81.75 (74.90, 89.20)

<0.001

SBP (mmHg; median [IQR])

123 (113, 135)

122 (110, 138)

122 (111, 136)

0.008

DBP (mmHg; median [IQR])

77 (70, 85)

77 (70, 86)

77 (71, 86)

0.004

TG (mmol/L; median [IQR])

1.31 (0.95, 1.90)

1.39 (0.97, 2.01)

1.35 (0.96, 1.94)

<0.001

TC (mmol/L; median [IQR])

4.28 (3.74, 4.89)

4.46 (3.88, 5.12)

4.38 (3.82, 5.01)

<.0001

HDL (mmol/L; median [IQR])

1.09 (0.94, 1.26)

1.17 (1.02, 1.36)

1.14 (0.99, 1.32)

<.0001

FPG (mmol/L; median [IQR])

5.33 (4.97, 5.75)

5.37 (5.02, 5.82)

5.31 (4.97, 5.67)

<0.001

BMI (kg/m2; median [IQR])

23.28 (21.06, 25.68)

24.42 (21.98, 27.08)

24.05 (21.72, 26.54)

<0.001

BMI categories, kg/m2 (n [%])

   

<0.001

  <24.0

2593 (57.65)

3376 (44.49)

5969 (49.39)

 

  24.0–27.9

1457 (32.39)

2887 (38.05)

4344 (35.94)

 

  ≥28.0

448 (9.96)

1325 (17.46)

1773 (14.67)

 

Cigarette smokers (n [%])

3236 (69.73)

17 (0.22)

3253 (26.61)

<0.001

Cigarette smoking (g/day; median [IQR]) *

15.0 (7.5, 15.0)

7.5 (3.0, 15.0)

15.0 (7.5, 15.0)

<0.001

Alcohol consumption (n [%])

1316 (28.36)

50 (0.66)

1366 (11.17)

<0.001

Alcohol consumption (ml/day; median [IQR]) *

22 (10, 50)

7 (3, 17)

20 (10, 50.0)

<0.001

Diabetic family history (n [%])

243 (5.24)

406 (5.35)

649 (5.31)

0.803

HTGW phenotype (n [%])

   

<0.001

  NTNW

2573 (57.20)

2679 (35.31)

5252 (43.46)

 

  NTGW/HTNW

1338 (29.75)

3022 (39.83)

4360 (36.07)

 

  HTGW

587 (13.05)

1887 (24.87)

2474 (20.47)

 
  1. WC, waist circumference; SBP, systolic blood pressure; DBP, diastolic blood pressure; TG, triglycerides; TC, total cholesterol; HDL, high density lipoprotein cholesterol; FPG, fasting plasma glucose; IQR, interquartile range; *data for some participants were missing; NA, not available; comparison between different genders.