Table 2 Analysis of the association between different AMH stratifications and ectopic pregnancy (excluding heterotopic pregnancy) in women who underwent fresh embryo transfer as well as women who resulted in clinical pregnancy

0-0.9 ng/ml

2723

Reference

Reference

796

Reference

Reference

1.0-1.9 ng/ml

3462

1.05 (0.64-1.72)

1.02 (0.61-1.69)

1314

0.81 (0.49-1.32)

0.85 (0.52-1.40)

2.0-2.9 ng/ml

2613

1.20 (0.72-2.00)

1.11 (0.65-1.89)

1149

0.80 (0.48-1.32)

0.83 (0.50-1.40)

3.0-3.9 ng/ml

1686

1.32 (0.75-2.30)

1.20 (0.67-2.13)

788

0.82 (0.47-1.43)

0.86 (0.49-1.51)

4.0-4.9 ng/ml

1134

1.51 (0.83-2.76)

1.26 (0.66-2.37)

548

0.91 (0.50-1.66)

0.89 (0.47-1.65)

5.0-5.9 ng/ml

706

1.29 (0.61-2.72)

1.12 (0.52-2.43)

339

0.78 (0.37-1.65)

0.79 (0.37-1.69)

6.0-6.9 ng/ml

405

1.74 (0.76-3.98)

1.46 (0.63-3.42)

188

1.10 (0.49-2.48)

1.05 (0.46-2.42)

7.0-7.9 ng/ml

306

2.91 (1.41-6.25)

2.39 (1.09-5.21)

145

1.83 (0.88-3.81)

1.67 (0.78-3.57)

8.0-9.9 ng/ml

308

2.95 (1.40-6.20)

2.43 (1.12-5.28)

146

1.82 (0.87-3.78)

1.71 (0.80-3.66)

10-max ng/ml

361

4.19 (2.25-7.80)

3.16 (1.56-6.42)

147

3.01 (1.64-5.52)

2.54 (1.28-5.03)