Determination of “indeterminate score” measurements in lean nonalcoholic fatty liver disease patients from western Saudi Arabia

Table 3 Agreement between FibroScan and nonalcoholic fatty liver disease fibrosis score among body mass index categories

BMI class	Category	NFS < -1.455	NFS > 0.676	Agreement, κappa
Lean	Low fibrosis	72	1	0.37c
	High fibrosis	10	4
Overweight	Low fibrosis	151	8	0.43c
	High fibrosis	9	8
Obese	Low fibrosis	212	40	0.38c
	High fibrosis	30	38

κappa: Kappa statistic used with ^cP < 0.001. BMI: Body mass index; NFS: Nonalcoholic fatty liver disease fibrosis score.