Table 1. Demographics and cycle characteristics of the study population.
  CC cycles (n=217) rFSH cycles (n=653) p value
Age (years) 28.3±6.4 29.2±4.9 0.003
BMI (kg/m2) 28.3±2.8 25.1±0.5 0.136
Baseline FSH (mIU/mL) 6.7±2.2 6.9±4.2 0.744
Baseline LH (mIU/mL) 5.7±4.0 5.5±3.4 0.697
Baseline E2 (pg/mL) 51.8±3.1 56.2±2.2 0.054
Duration of infertility (years)† 4.0±3.0 5.6±3.7 0.009
Secondary infertility, n (%) 57 (25.9) 70 (10.7) 0.001
Cause, n (%)
    - Female factor
    - Mild male factor
    - Unexplained
22 (10.2)
32 (14.7)
163 (75.1)
82 (12.5)
50 (7.7)
521 (79.8)
0.009
Antral follicle count(number) 16.3±0.7 13.3±0.5 0.005
Endometrial thickness on hCG day (mm) 7.8±2.1 9.7±2.3 0.001
TMSC (x106) 118.0±9.4 88.5±4.7 0.011
IMC (x106) 52.6±4.5 37.6±1.8 0.104
Number of intermediate follicles (14-16 mm) 0.50±0.27 0.76±0.16 0.021
Clinical Pregnancy rate (%) 12.0 11.8 0.512

Data presented as mean±SD

SD: standard deviation; BMI: body mass index; TPMS: total motile sperm count; IMC: inseminated motile count.