Research Article
Effects of Chinese Medicine on the Survival of AIDS Patients Administered Second-Line ART in Rural Areas of China: A Retrospective Cohort Study Based on Real-World Data
Figure 1
The balance between the CM + ART and ART groups after PSM. (a) Histograms of the propensity scores of the two groups before and after matching; (b) standardized difference (SD) of baseline characteristics of the two groups before and after matching.
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