Association of cardiometabolic index with gallstone disease and insulin resistance based on NHANES data

BMC Gastroenterology

Table 3 Subgroup regression analysis of the association between CMI and GSD

Variables	n (%)	OR (95%CI)	P	P for interaction
All patients	2311 (100.00)	1.10 (1.01, 1.21)	0.039
Age				0.663
≥ 60	791 (34.23)	1.07 (0.86, 1.32)	0.569
<60	1520 (65.77)	1.12 (1.01, 1.25)	0.032
BMI				0.807
≥ 30	1019 (44.09)	1.06 (0.94, 1.19)	0.324
<30	1292 (55.91)	1.03 (0.81, 1.30)	0.828
Sex				< 0.001
Female	1210 (52.36)	1.74 (1.37, 2.22)	< 0.001
male	1101 (47.64)	1.07 (0.94, 1.21)	0.330
Hypertension				0.194
Yes	869 (37.60)	1.17 (1.01, 1.35)	0.041
No	1442 (62.40)	1.01 (0.85, 1.21)	0.890
Diabetes				0.905
Yes	360 (15.58)	1.06 (0.93, 1.22)	0.396
No	1951 (84.42)	1.07 (0.94, 1.23)	0.306
CHD				0.403
Yes	106 (4.59)	0.80 (0.37, 1.75)	0.584
No	2205 (95.41)	1.11 (1.01, 1.22)	0.035
Stratified by smoke				0.348
Yes	1008 (43.62)	1.14 (1.01, 1.29)	0.038
No	1303 (56.38)	1.04 (0.87, 1.23)	0.686
Stratified by alcohol				0.270
Yes	2140 (92.60)	1.10 (1.00, 1.21)	0.058
No	171 (7.40)	1.67 (0.83, 3.37)	0.152

CMI cardiometabolic index, GSD gallstone disease, BMI body mass index, CHD coronary heart disease, OR odds ratio, CI confidence interval

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