Skip to main content

Table 3 Comparison of pregnancy outcomes between the NC-IUI and COS-IUI groups stratified by TPSMC

From: Controlled ovarian stimulation should not be preferred for male infertility treated with intrauterine insemination: a retrospective study

Characteristics TPSMC < 5 × 106 TPSMC 5–10 × 106 TPSMC ≥10 × 106
NC COS P NC COS P NC COS P
n 36 14   98 37   291 125  
Clinical pregnancy (n (%)) 2(5.6) 1(7.1) 1.000 14(14.3) 6(16.2) 0.789 36(12.4) 16(12.8) a 0.873
Live birth (n (%)) 2(5.6) 1(7.1) 1.000 13(13.3) 5(13.5) 1.000 32(11.0) 15(12.0) a 0.739
Spontaneous abortion (n (%)) 0 0 1(7.1) 1(16.7) 0.521 2(5.6) 1(6.2) 1.000
Ectopic pregnancy (n (%)) 0 0 0 0 2(5.6) 1(6.2) a 1.000
Multiple pregnancy (n (%)) 0 0 0 0 0(0) 2(12.5) a 0.09
  1. IUI Intrauterine insemination, NC Natural cycle, COS Controlled ovarian stimulation, TPMSC Total progressive motile sperm count; a including one heterotopic pregnancy