Comparison 6. Local anaesthetic block with levobupivacaine versus racemic bupivacaine.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Assisted vaginal birth	1	397	Risk Ratio (M‐H, Fixed, 95% CI)	0.85 [0.29, 2.49]
2 Caesarean section	1	397	Risk Ratio (M‐H, Fixed, 95% CI)	0.33 [0.01, 8.09]
3 Admission to neonatal intensive care unit	1	397	Risk Ratio (M‐H, Fixed, 95% CI)	0.20 [0.01, 4.12]
4 Number of women requiring an additional intervention for pain relief at any time after local anaesthesia	1	397	Risk Ratio (M‐H, Fixed, 95% CI)	0.75 [0.42, 1.33]