Table 1 Patient profiles and endocrine parameters

Patient number

297

159

Cycle number

297

406

Age (years)*

33.4 ± 4.0

33.6 ± 3.8

NS

BMI (kg/m²)*

20.7 ± 2.8

20.7 ± 2.7

NS

P4 (ng/mL)

 Mean*

14.5 ± 7.6

10.7 ± 8.0

< 0.01

 Median

12.6

9.7

NA

 5‰ P4

5.6

0.54

NA

 Lowest P4

2.3

0.1

NA

E2 (pg/mL)

 Mean*

188.5 ± 118.8

162.6 ± 107.8

< 0.01

 Median

152.1

134.1

NA

 5‰ E2

70.2

42.8

NA

 Lowest E2

23.4

25.3

NA