Table 3

Univariate and multivariate analysis for persistent trophoblast and recurrent ectopic pregnancy (EP) according to surgical treatment

n (%)HR and 95% CI
TreatmentUnivariatep ValueMultivariate*p Value
Salpingectomy (n=434)
 Persistent trophoblast8 (1.8)1.000 (reference)1.000 (reference)
 Recurrent EP35 (8.1)1.000 (reference)1.000 (reference)
 Ipsilateral tube16 (3.7)1.000 (reference)1.000 (reference)
 Contralateral tube19 (4.4)1.000 (reference)1.000 (reference)
Salpingostomy (n=112)
 Persistent trophoblast11 (9.8)4.613 (2.942 to 7.285)<0.0014.078 (2.113 to 6.959)<0.001
 Recurrent EP7 (6.3)0.760 (0.328 to 1.760)0.5220.983 (0.629 to 1.982)0.767
 Ipsilateral tube5 (4.5)1.179 (0.653 to 1.621)0.3581.054 (0.359 to 1.747)0.524
 Contralateral tube2 (1.8)0.697 (0.231 to 1.125)0.0780.703 (0.307 to 1.351)0.219
Tubal anastomosis (n=72)
 Persistent trophoblast6 (8.3)3.094 (1.782 to 4.801)<0.0012.981 (1.653 to 4.478)<0.001
 Recurrent EP12 (16.7)2.280 (1.121 to 4.636)0.0231.654 (1.080 to 3.718)0.047
 Ipsilateral tube9 (12.5)3.782 (1.829 to 4.612)0.0173.214 (1.507 to 4.731)0.038
 Contralateral tube3 (4.2)0.961 (0.457 to 1.501)0.8140.980 (0.421 to 1.593)0.769
  • *Adjusted by age, marital status, smoking habits, previous spontaneous abortion and induced abortion, history of live birth, tubal disease and normal contralateral tube.