Table 2 The influence of delaying oocyte maturation in patients with a normal progesterone level on the yield of (mature) oocytes, fertilised oocytes and good quality embryos

28 [20]

9.36 (3.21)

7.64 (3.26)

5.29 (3.26)

4.32 (2.62)

31 [31]

12.58 (7.62)

10.29 (6.35)

7.48 (5.25)

5.74 (4.61)

Mean difference

2.97

2.41

1.80

1.18

95% CI

0.45 to 5.49

0.22 to 4.61

-0.15 to 3.76

-0.53 to 2.88

P

0.021

0.031

0.071

0.18