Parameters affecting different acoustic radiation force impulse applications in the diagnosis of fibrotic liver changes

Table 2 Association of the measurements with age, body-mass index, sex, and use of oral contraceptives

	P value
	6C1-50 mmR	9L4-15 mmR	9L4-25 mmR	9L4-15mmL
Age groups	0.1384	0.0090	0.6286	0.2517
BMI groups	0.1166	0.0160	0.0019	0.0173
Oral contraceptives	0.6415	0.0990	0.8771	0.0461
Gender	0.0001	0.5425	0.0269	0.9532
9L4-15 mmR	0.0901	-	-	-
9L4-25 mmR	0.0067	< 0.0001	-	-
9L4-15 mmL	< 0.0001	< 0.0001	< 0.0001	-

R: Right liver lobe; L: Left liver lobe; 50 mm/25 mm/15 mm: Depth of measurement in millimeters; 6C1: Convex probe; 9L4: Linear probe; BMI: Body-mass index.