Fig. 1From: The prognostic value of microvascular invasion in early-intermediate stage hepatocelluar carcinoma: a propensity score matching analysisEvaluation of baseline characteristics after PSM. a line plot of standardized differences before and after matching. b dotplot of distribution of propensity score in either matched or unmatched groups. Graph was produced using routines from the MatchIt package. PSM: propensity score matchingBack to article page