Table 3. Clinical and laboratory characteristics of 237 intrauterine insemination cycles versus type of ovulation induction
  Ovulation monitoring for IUI (N=179) Ovulation monitoring for IVF (N=58) P-value
Number of mature follicles (≥17 mm)     0.5789
1 155 (86.59) 52 (89.66)
2 21 (11.73) 6 (10.34)
3 3 (1.68) 0 (0.00)
Age 35.41 (5.16) 39.12 (3.73) 0.0001
Sptz progressive motility 59.11 (14.71) 58.03 (15.45) 0.8437
Concentration of recovered sptz 24.27 (21.89) 22.49 (22.21) 0.7493
Sptz=sperm, IUI=intrauterine insemination, IVF=in vitro fertilization