Supplementary Table 3.

Interobserver and Intraobserver Agreement κ Coefficients Between Two Pathologists for the NASH CRN Scoring System and Image Analysis for the Whole Population

Histologic features	NASH CRN Scoring System		Image analysis
	Interobserver agreement weighted κ (95% CI)a	Intraobserver agreement weighted κ (95% CI)a	Interobserver agreement ICC (95% CI)a	Intraobserver agreement ICC (95% CI)a
Steatosis	0.73 (0.52–0.94)	0.88 (0.73–0.99)	0.98 (0.95–0.99)	0.96 (0.92–0.98)
Lobular inflammation	0.68 (0.43–0.94)	0.6 (0.29–0.9)	0.99 (0.97–0.99)	0.99 (0.98–0.99)
Ballooning	0.6 (0.3–0.89)	0.58 (0.3–0.87)	0. 96 (0.92–0.98)	0.95 (0.788–0.98)
Fibrosis	0.69 (0.48–0.89)	0.61 (0.37–0.85)	0.98 (0.96–0.99)	0.97 (0.95–0.99)

ICC, intraclass correlation coefficient; NASH CRN, Nonalcoholic Steatohepatitis Clinical Research Network.

^aP < .001.