Table 1 Clinical characteristics of the derivation and validation cohorts.

From: ZJU index: a novel model for predicting nonalcoholic fatty liver disease in a Chinese population

 

Derivation cohort

Validation cohort

P

(n = 4800)

(n = 4802)

Age (years)

48.0 ± 10.2

47.9 ± 10.1

0.674

Sex (male%)

73.6

73.6

0.981

Height (cm)

166.60 ± 7.87

166.56 ± 7.93

0.989

Weight (kg)

68.30 ± 11.24

68.33 ± 11.16

0.888

BMI (kg/m2)

24.53 ± 3.18

24.55 ± 3.13

0.756

Waist circumference (cm)

86.32 ± 9.15

86.37 ± 9.13

0.806

SBP (mmHg)

129.30 ± 18.00

128.89 ± 17.56

0.264

DBP (mmHg)

79.24 ± 11.53

79.13 ± 11.24

0.631

Heart rate (per min)

74.21 ± 10.65

74.16 ± 10.68

0.848

Hemoglobin (g/L)

149.75 ± 15.14

149.97 ± 15.68

0.487

Platelet count (×109)

206.11 ± 51.04

204.46 ± 50.61

0.110

White blood cell count (×109)

6.04 ± 1.54

6.01 ± 1.53

0.364

Neutrophil count (×109)

3.45 ± 1.16

3.42 ± 1.15

0.235

Albumin (g/L)

46.42 ± 3.13

46.33 ± 3.14

0.186

Globulin (g/L)

26.25 ± 3.41

26.25 ± 3.42

0.963

Uric acid (μmol/L)

348.91 ± 86.99

347.62 ± 85.55

0.463

Fasting plasma glucose (mmol/L)

5.10 ± 1.12

5.11 ± 1.23

0.604

Triglycerides (mmol/L)

1.69 ± 1.33

1.72 ± 1.45

0.388

Total cholesterol (mmol/L)

4.79 ± 0.88

4.82 ± 0.92

0.176

LDL-C (mmol/L)

2.64 ± 0.67

2.65 ± 0.68

0.320

VLDL-C (mmol/L)

0.94 ± 0.54

0.96 ± 0.56

0.107

HDL-C (mmol/L)

1.21 ± 0.30

1.21 ± 0.30

0.268

AFU (IU/L)

27.58 ± 7.79

27.55 ± 7.71

0.858

ALT (IU/L)

25.94 ± 22.40

26.44 ± 7.76

0.333

AST (IU/L)

22.87 ± 11.49

23.18 ± 16.07

0.281

GGT (IU/L)

39.41 ± 59.43

39.34 ± 46.94

0.948

Cholinesterase (IU/L)

8992 ± 1651

9011 ± 1651

0.577

ALP (IU/L)

67.80 ± 19.64

68.08 ± 19.43

0.477

AFP (ng/ml)

2.96 ± 1.72

3.07 ± 3.34

0.051

  1. Data are expressed as the mean ± SD. BMI: body mass index; SBP: systolic blood pressure; DBP: diastolic blood pressure; LDL-C: low-density lipoprotein cholesterol; VLDL-C: very low-density lipoprotein cholesterol; HDL-C: high-density lipoprotein cholesterol; ALT: alanine aminotransferase; AST: aspartate aminotransferase; GGT: gamma-glutamyl transpeptidase; AFU: alpha fucosidase; ALP: alkaline phosphatase; AFP: alpha fetoprotein.