From: Impact of epidural labor analgesia using sufentanil combined with low-concentration ropivacaine on maternal and neonatal outcomes: a retrospective cohort study
R (n = 1994)
SR (n = 1784)
P
Fetal distress
231 (11.58)
228 (12.78)
0.262
Apgar score
1 min Apgar score < 7
34 (1.71)
33 (1.85)
0.737
5 min Apgar score < 7
3 (0.15)
3 (0.17)
0.891