Table 5 Cycle characteristics of patients with previous ectopic pregnancy according to treatments.

From: Time to pregnancy in women with previous ectopic pregnancy undergoing in vitro fertilization treatment: a retrospective cohort study

Characteristics

Salpingectomy

N = 300

Salpingostomy

N = 155

Conservative treatment

N = 92

P-value1

P1

P2

P3

Maternal age (median and range)

33 (22–45)

33(23–45)

33(23–42)

0.633

0.924

0.673

Basal serum FSH (IU/L) (mean ± SD)

8.3 ± 3.2

7.9 ± 3.3

8.7 ± 3.8

0.062

0.405

0.051

Basal serum LH (IU/L) (mean ± SD)

4.3 ± 1.9

4.8 ± 3.2

4.7 ± 2.6

0.200

0.676

0.566

Basal serum E2 (ng/L) (mean ± SD)

37.3 ± 21.8

40.0 ± 25.3

35.5 ± 22.8

0.310

0.579

0.212

AFC (median and range)

7 (2–21)

6 (2–22)

6 (1–25)

0.415

0.853

0.665

Stimulation protocol (%)

0.171

0.290

0.556

Long

139 (46.3)

81 (52.3)

53 (57.6)

   

Short

68 (22.7)

22 (14.2)

16 (17.4)

   

Micro-stimulation

53 (17.7)

27 (17.4)

12 (13.0)

   

Others

40 (13.3)

25 (16.1)

11 (12.0)

   

Duration of stimulation (d) (mean ± SD)

8.5 ± 2.7

8.7 ± 2.6

8.8 ± 2.4

0.196

0.246

0.909

No. of oocytes retrieved (median and range)

6 (1–29)

7 (1–35)

7(1–27)

0.733

0.500

0.707

Methods of fertilization (%)

0.374

0.961

0.469

IVF

229 (76.3)

124 (80.0)

70 (76.1)

   

ICSI

71 (23.7)

31 (20.0)

22 (23.9)

   

Two pronucleus rate (median and range)

0.7 (0.1–1)

0.7 (0.1–1)

0.7 (0.1–1)

0.828

0.682

0.813

No. of embryos available (median and range)

4 (1–29)

4 (1–25)

4 (1–22)

0.563

0.336

0.723

  1. 1We defined the statistical outcomes of salpingectomy group versus salpingostomy group as P1; salpingectomy group versus conservative treatment group as P2; salpingostomy group versus conservative treatment group as P3.
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