Fig. 2
From: Be rich or don’t be sick: estimating Vietnamese patients’ risk of falling into destitution
Sources of financing and cost structure for patients. Four histograms for related factors values learned from the survey. Specifically, a and b shows histograms for ratio of financing from insurance and income/savings respectively, while c and d refer to the propensity of use of funds for purposes of treatment versus of “building relationship” with doctors and hospital staffers