Fig. 3

Effect of each driving component of the PPA on the outcome of “vaginal delivery”. Note: High level = all indicators of each component fixed in their best categories; Low level = all indicators of each component fixed in their worst categories
Effect of each driving component of the PPA on the outcome of “vaginal delivery”. Note: High level = all indicators of each component fixed in their best categories; Low level = all indicators of each component fixed in their worst categories