Factors

EHT

No EHT

OR [95% CI]

p-value

Parity

Primiparous (1)

5

2

3.9 [0.03 - 456.1]

0.573

Multiparous > 1

51

326

Delivery route

Vaginal delivery

55

243

37.8 [0.2 - 8766.6]

0.191

Caesarean section

1

85

Type of birth

Obstructed labor

30

108

2.7 [0.2 - 37.5]

0.446

Normal labor

26

220

Birth weight in grams (g)

<3000

5

126

0.2 [0.02 - 1.5]

0.116

≥3000

51

202

Constipation

Yes

33

14

4.4 [0.8 - 22.9]

0.074

No

23

314

Dyschesia

Yes

45

26

37.4 [6.8 - 205.7]

<0.0001

No

11

302

Regular consumption of fruit

Yes

15

311

0.04 [0.008 - 0.3]

0.0006

No

41

17

Regular consumption of fiber-rich foods

Yes

30

322

0.02 [0.002 - 0.3]

0.003

No

26

6

Personal history of hemorrhoidal disease

Yes

33

32

23.9 [3.3 - 174.2]

0.002

No

23

296

Family history of hemorrhoidal disease

Yes

10

11

0.4 [0.03 - 6.5]

0.547

No

46

317

Duration of labor (hour)

<8

18

153

0.5 [0.02 - 15.7]

0.707

[8 - 12[

10

60

0.5 [0.04 - 6.7]

0.617

[12 - 24[

19

27

0.09 [0.003 - 2.4]

0.154

≥24

9

19