. Author manuscript; available in PMC: 2018 Jul 1.

Published in final edited form as: Aliment Pharmacol Ther. 2017 May 3;46(1):56–61. doi: 10.1111/apt.14111

Table 3.

ROC table for the primary outcome and NAS response. PPV = positive predictive value. NPV = negative predictive value.

Outcome	Parameters	Sensitivity	Specificity	PPV	NPV
Primary outcome	Baseline NAS	72.7%	71.4%	80.0%	57.7%
Primary outcome	Pioglitazone exposure index	72.7%	71.4%	80.0%	57.7%