Additional file 1.

Estimation and evaluation of the propensity score. Table 1a. Distribution of variables before and after matching. Figure 1a. Propensity score distribution before and after matching.

Format: PPTX Size: 67KB Download file

Salinas-Rodríguez and Manrique-Espinoza BMC International Health and Human Rights 2013 13:30   doi:10.1186/1472-698X-13-30