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. 2024 Mar 15;24:109. doi: 10.1186/s12876-024-03190-2

Table 4.

Basic characteristics of participants according to train and second validation set

Characteristic Train Set,
N = 8858(40%)1
Validation2,
N = 2299(60%)1
p-value2
Sex 0.6
Male 4,354(49%) 1,143(50%)
FeMale 4,504(51%) 1,156(50%)
Age 46 (32, 60) 47 (32, 61) 0.8
BMI (kg/m2) 28 (24, 32) 28 (25, 33) 0.015
Ratio of income to poverty 2.81 (1.37, 4.81) 3.19 (1.58, 5.00) 0.014
Race 0.5
Mexican American 1,441(8.9%) 323(9.3%)
Other Hispanic 1,014(6.0%) 216(6.7%)
Non-Hispanic White 3,704(67%) 798(64%)
Non-Hispanic Black 1,734(10%) 504(10%)
Other Race 965(7.6%) 458(10%)
AIP -0.05 (0.34) 0.01 (0.32)  < 0.001
MAFLD  < 0.001
NO 6,044(68%) 1,318(58%)
YES 2,814(32%) 981(42%)
AGTR 2.26 (1.48, 3.13) 2.11 (1.38, 3.00)  < 0.001
UHR 0.10 (0.07, 0.14) 0.10 (0.07, 0.14) 0.9
TC (mmol/l) 1.15 (0.79, 1.72) 1.32 (0.88, 1.94)  < 0.001
CRE(umol/L) 325 (83) 322 (86) 0.3
WC (cm) 99 (16) 101 (17) 0.045
Hypertension, n (%) 0.6
NO 5,798(68%) 1,453(69%)
YES 3,060(32%) 846(31%)
Overweight/Obesity 0.028
NO 2,738(31%) 626(27%)
YES 6,120(69%) 1,673(73%)
Activity  < 0.001
Light 2,222(21%) 545(19%)
Moderate 3,472(39%) 769(33%)
Vigorous 3,164(39%) 985(49%)
ALB(g/L)  < 0.001
Mean (SD) 42.8 (3.3) 41.1 (3.3)
Drinking  < 0.001
Never 2,314(21%) 665(21%)
Moderate 862(10%) 852(39%)
Excessive 5,682(69%) 782(40%)
ALP(U/L) 63 (52, 77) 73 (59, 89)  < 0.001
ALT(U/L) 21 (16, 29) 18 (13, 27)  < 0.001
Diabetes, n (%) 0.3
NO 7,821(91%) 1,981(90%)
YES 1,037(9.2%) 318(10%)
Smoking 0.14
NO 4,910(55%) 1,353(57%)
YES 3,948(45%) 946(43%)
Protein (gm) 83 (34) 82 (37) 0.5
Vitamin C (mg) 64 (30, 114) 59 (27, 105) 0.013
Mercury, total (umol/L) 7 (11) 7 (11) 0.4
Blood cadmium (nmol/L) 4.5 (5.4) 3.9 (5.2) 0.010

AGTR Albumin to glutamyl transpeptidase ratio, AIP Plasma atherogenicity index, UHR Serum uric acid to high-density lipoprotein cholesterol ratio

1n (unweighted)(%); Median (IQR)

2chi-squared test with Rao & Scott's second-order correction; Wilcoxon rank-sum test for complex survey samples; t-test adapted to complex survey samples