Table 6.

Linear regression analysis of factors affecting the UGAP value.

Characteristics	Univariate analysis			Multivariate analysis
	Coefficient	95% CI	p value	Coefficient	95% CI	p value
Sex	0.062	− 0.004–0.127	0.066	–	–	–
Age	0.001	− 0.001–0.004	0.322	–	–	–
Distance from skin to liver capsule	0.119	0.042–0.197	0.003	–	–	–
BMI	0.013	0.005–0.021	0.001	–	–	–
Steatosis grade (reviewer 1)	0.099	0.084–0.114	< 0.001	0.042	0.003–0.081	0.036*
Steatosis grade (reviewer 2)	0.104	0.089–0.119	< 0.001	0.064	0.023–0.104	0.003*

BMI body mass index, UGAP ultrasound-guided attenuation parameter.

*p < 0.05.