Table I.
Characteristic | Total cohort (N = 215) |
---|---|
N (%) | |
Age at study entry (years) | |
Mean ± SD | 35.7 ± 4.6 |
Range | 20–45 |
Age ≥37 | 97 (45%) |
BMI (kg/m2) | |
Mean ± SD | 25.0 ± 5.0 |
Range | 16.1–40.5 |
Underweight or normal (<25) | 128 (60%) |
Overweight or obese (>=25) | 87 (40%) |
Smoking | |
Never smoked | 159 (74%) |
Ever smoked | |
Current smoker | 11 (5%) |
Former smoker | 45 (21%) |
Race | |
Caucasian | 175 (81%) |
Black/African American | 7 (3%) |
Asian | 16 (7%) |
Other | 17 (8%) |
Nulligravida | 143 (67%) |
Nullipara | 190 (88%) |
AFC | |
Mean ± SD | 12.3 ± 6.9 |
Range | 2–40 |
FSH IU/l1 | |
Mean ± SD | 7.5 ± 2.9 |
Range | 1.0–23.8 |
Serum day 3 E2 pmol/l2 | |
Mean ± SD | 47.2 ± 28.9 |
Range | 14.0–297 |
Trying to conceive3 ≥24 months | 55(26%) |
Primary SART diagnosis at study entry | |
Female factor | 90 (42%) |
Diminished ovarian reserve | 25 (12%) |
Ovulatory dysfunction | 31 (14%) |
Endometriosis | 18 (8%) |
Uterine factor | 4 (2%) |
Tubal factor | 12 (6%) |
Male factor | 49 (23%) |
Unexplained | 75 (35%) |
Year at study entry | |
2004–2006 | 45 (21%) |
2007–2009 | 111 (52%) |
2010–2012 | 59 (27%) |
1FSH measured in 214 women.
2Serum estradiol (E2) levels measured in 211 women.
3Number of months trying to conceive was self-reported at time of study entry.