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. 2023 Feb 1;19(2):339–346. doi: 10.5664/jcsm.10334

Figure 4. Forest plot of three sensitivity analyses: (1) variables used for propensity score matching (before matching: age, sex, residence, and economic status), (2) recruitment period (5, 4, and 3 years), and (3) matching ratios (1:4, 1:3, 1:2, and 1:1). CI = confidence interval.

Figure 4