From: Ectopic pregnancy risk factors for ART patients undergoing the GnRH antagonist protocol: a retrospective study
Risk factor
P-value
Adj.OR [95 % CI]
Prior CS
0.0089
5.34 [1.52–18.72]
IVF insemination
0.0001
8.83 [2.87–27.13]
GnRH trigger
0.0011
6.37 [2.10–19.33]
No. oocytes aspirated
0.0363
1.09 [1.01–1.19]