Figure 2From: Comparison of the obstetric anesthesia activity index with total delivery numbers as a single denominator of workload demand in Israeli maternity unitsThe wide variation in epidural and cesarean delivery rates in Israeli hospitals is reflected in the contributions of epidural analgesia and cesarean anesthesia to the total OAAI in individual hospitals. Data for 2005 (left) and 2007 (right).Back to article page