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Table 3 Pregnancy outcome per fresh transfer

From: Comparison of the number of oocytes obtained after ovarian stimulation between Chinese and Caucasian women undergoing in vitro fertilization using a standardized stimulation regime

 

Chinese

Caucasians

P value

Positive pregnancy test

  Overall

  Blastocyst

23/66 (34.8%)

11/28 (39.3%)

19/42 (45.2%)

19/39 (48.7%)

0.28

0.44

Clinical pregnancy

  Overall

  Blastocyst

20/66 (30.3%)

8/28 (28.6%)

15/42 (35.7%)

15/39 (38.5%)

0.56

0.40

Ongoing pregnancy

  Overall

  Blastocyst

17/66 (25.8%)

6/28 (21.4%)

14/42 (33.3%)

14/39 (35.9%)

0.40

0.20

Live birth

  Overall

  Blastocyst

15/66 (22.7%)

5/28 (17.9%)

11/42 (26.2%)

11/39 (28.2%)

0.68

0.33

  No fresh transfer

28/94 (29.8%)

53/96 (54.2%)

<0.01