Factors

EHT

No EHT

OR [95% CI]

p-value

Parity

Primiparous (1)

5

2

15.9 [3 - 84.5]

0.0011

Multiparous > 1

51

326

Delivery route

Vaginal delivery

55

243

19.2 [2.6 - 141.1]

0.004

Caesarean section

1

85

Type of birth

Obstructed labor

30

108

2.3 [1.3 - 4.2]

0.003

Normal labor

26

220

Sedentary lifestyle

Yes

55

314

2.4 [0.3 - 19]

0.391

No

1

14

Obstetric maneuver

Yes

32

13

1.16 [0 - 1.2]

0.974

No

24

315

Birth weight in grams (g)

<3000

5

126

0.2 [0.06 - 0.4]

0.0001

≥3000

51

202

Constipation

Yes

33

14

32.2 [15.1 - 68.4]

<0.0001

No

23

314

Dyschesia

Yes

45

26

47.5 [21.9 - 102.7]

<0.0001

No

11

302

Regular consumption of fruit

Yes

15

311

0.02 [0.01 - 0.03]

<0.0001

No

41

17

Regular consumption of fiber-rich foods

Yes

30

322

0.02 [0.01 - 0.05]

<0.0001

No

26

6

Personal history of hemorrhoidal disease

Yes

33

32

13.2 [6.9 - 25.3]

<0.0001

No

23

296

Family history of hemorrhoidal disease

Yes

10

11

0.6 [2.5 - 15.6]

0.0001

No

46

317

Duration of labor (hour)

<8

18

153

0.2 [0.1 - 0.3]

<0.0001

[8 - 12]

10

60

0.2 [0.1 - 0.6]

0.0015

[12 - 24]

19

27

0.7 [0.2 - 1.8]

0.431

≥24

9

19