Fig. 2From: Clinical and economic outcomes after sternotomy for cardiac surgery with skin closure through 2-octyl cyanoacrylate plus polymer mesh tape versus absorbable sutures plus waterproof wound dressings: a retrospective cohort studyAbsolute standardized mean differences for matching variables before and after propensity score matching. *A standardized mean difference with an absolute value ≤ 0.10 is considered to balancedBack to article page