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Table 1 Descriptive statistics of the study population

From: Personalized prediction of live birth prior to the first in vitro fertilization treatment: a machine learning method

Characteristics

Total

N = 7188

Mean ± SD/N (%)

Live birth

N = 2797

Mean ± SD/N (%)

No live birth

N = 4391

Mean ± SD/(%)

P-value

Age (years)

32.66 ± 4.96

30.63 ± 3.59

33.96 ± 5.26

< 0.001

AMH (ng/ml)

4.05 ± 3.61

5.25 ± 4.03

3.29 ± 3.10

< 0.001

Duration of infertility

4.2 ± 3.19

3.80 ± 2.64

4.45 ± 3.47

< 0.001

BMI (kg/m2)

23.32 ± 3.76

23.14 ± 3.63

23.44 ± 3.83

0.001

Previous live birth

647 (9.0)

131 (4.7)

516 (11.9)

< 0.001

Previous miscarriage

1544 (21.5)

464 (16.6)

1080 (24.6)

< 0.001

Previous abortion

998 (13.9)

356 (12.7)

642 (14.6)

0.024

Type of infertility

 Tubal

3824 (53.2)

1546 (55.3)

2278 (51.9)

0.005

 Anovulatory

1785 (24.8)

521 (18.6)

1264 (28.8)

< 0.001

 Male factor

2960 (41.2)

1271 (45.4)

1689 (38.5)

< 0.001

 Others

353 (4.9)

131 (4.7)

222 (5.1)

0.476

 Unexplained

202 (2.8)

57 (2.0)

145 (3.3)

0.002