Oocytes with cumulus cells

Oocytes without cumulus cells

No.

Mean ± S.E.

%

No.

Mean ± S.E.

%

No. of oocytes

119

19.8 ± 3.4

110

18.3 ± 6.5

Recovered oocytes

111

18.5 ± 3.7

93.2^a

76

12.7 ± 6.0

69.1^b

Morphologically abnormal oocytes

17

2.8 ± 1

15.3^a

32

5.3 ± 2.3

42.1^b

Morphologically normal and cultured oocytes

94

15.7 ± 3.9

84.6^a

44

7.3 ± 4.

57.8^b