Association between cardiometabolic index and controlled attenuation parameter in U.S. adults with NAFLD: findings from NHANES (2017–2020)

Table 2 Linear regression analysis between CMI and CAP

Exposure	Model 1 β (95%CI)	Model 2 β (95%CI)	Model 3 β (95%CI)
CMI value (per 1 unit increase)	22.78 (19.66, 25.91)***	22.97 (19.82, 26.13)***	10.40 (7.14, 13.67)***
Tertiles of CMI
T1	0	0	0
T2	15.31 (10.81, 19.82)***	15.60 (11.08, 20.13) ***	4.59 (-0.01, 9.19)
T3	31.89 (27.52, 36.25)***	31.96 (27.55, 36.36) ***	13.11 (8.43, 17.79) ***
p for trend	< 0.0001	< 0.0001	< 0.0001

Model 1 unadjusted
Model 2 adjusted for age, gender and race
Model 3 further adjusted for education level, marital status, smoking, moderate work activity, PIR, SBP, DBP, BMI, LSM, UA, LDL-C, ALT, AST, ALB, GGT, diabetes and stroke based on Model 2
CMI Cardiometabolic index, T Tertile
***p<0.001

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