Variables

All mothers (n = 311)

Spontaneous labor (n = 205)

Induced labor (n = 38)

Age in years; Mean (±SD)

29.03 (±5.95)

28.34 (±5.69)

27.87 (±5.33)

Height in meters; Mean (±SD)

1.58 (±0.06)

1.59 (±0.06)

1.58 (±0.05)

Weight in kg; Mean (±SD)

71.77 (±13.42)

70.82 (±13.14)

72.11 (±9.22)

BMI in kg/m²; Mean (±SD)

28.59 (±5.89)

28.20 (±5.18)

28.28 (±5.88)

Gravida n (%)

Nulligravida

Primigravida

Multigravida

Missing

79 (25.4)

66 (21.2)

165 (53.1)

1 (0.3)

48 (23.4)

49 (23.9)

108 (52.7)

0 (0)

21 (55.3)

4 (10.5)

13 (34.2)

0 (0)

Para n (%)

Nullipara

Primipara

Multipara

Missing

78 (25.1)

60 (19.3)

171 (55.0)

2 (0.6)

47 (22.9)

45 (22.0)

112 (54.6)

1 (0.5)

21 (55.3)

4 (10.5)

13 (34.2)

090)

Hemoglobin in g/dl; Mean (±SD)

11.08 (±1.45)

10.99 (±1.49)

11.44 (±1.41)

Complications n (%)

Yes

No

Missing

172 (55.3)

107 (34.4)

32 (10.3)

87 (42.4)

89 (43.4)

29 (14.1)

22 (57.9)

14 (36.8)

2 (5.3)

Gravitational age in days; Mean (±SD)

268.51 (±20.19)

270.07 (±19.98)

271.63 (±14.69)

Delivery n (%)

SVD

Other

203 (65.3)

108 (34.7)

169 (82.4)

36 (17.6)

32 (84.2)

6 (15.8)

Duration of labor in minutes; Mean (±SD)

385.40 (±226.68)

409.39 (±187.56)

490.05 (±270.86)

Instruments used

Forceps

Ventouse

No instrument used

2 (0.6)

9 (2.9)

300 (96.5)

2 (1.0)

7 (3.4)

196 (95.6)

0 (0)

1 (2.6)

37 (97.4)

Tear n (%)

Yes

No

Missing

113 (36.3)

195 (62.7)

3 (0.9)

99 (48.3)

103 (50.2)

3 (1.2)

12 (31.6)

26 (68.4)

0 (0)

Episiotomy n (%)

Yes

No

Missing

73 (23.5)

237 (76.2)

1 (0.3)

55 (26.8)

149 (72.7)

1 (0.5)

17 (44.7)

21 (55.3)

0 (0)

Blood transfusion n (%)

Yes

No

Missing

2 (0.6)

308 (99.0)

1 (0.3)

1 (0.5)

203 (99.0)

1 (0.5)

1 (2.6)

37 (97.4)

0 (0)

Blood loss in ml; Mean (±SD)

365.45 (±274.50)

268.09 (±211.71)

313.16 (±224.72)

Baby weight in kg; Mean (±SD)

3.01 (±0.63)

3.05 (±0.59)

3.01 (0.55)