Table 3 Factors associated with preterm birth among study participants in public hospitals of east Gojjam zone, Ethiopia, 2021 from April to June

ANC

follow up

< 4

60

285

2.50( 1.50, 4.31)

2.87(1.67, 5.09)

≥ 4

21

249

1

1

Marital status

Married

74

522

0.24(0.09, 0.67)

0.44(0.06, 3.92)

Others(Divorced, Widowed, and Single)

7

12

1

1

Education status of mothers

no formal education

52

201

3.91( 1.95, 8.73)

2.79 (1.27, 6.67)

primary education

20

197

1.53( 0.70, 3.64)

1.53( 0.65, 3.86)

secondary and above

9

136

1

1

Husbands education status

no formal education

45

153

3.35( 1.88, 6.24)

2.11( 1.10, 4.18)

primary education

19

186

1.18( 0.59, 2.36)

0.88(0.42, 1.85)

secondary and above

17

195

1

1

Average monthly family income

<=3000 Birr

52

212

2.81( 1.60, 5.16)

1.95(1.05, 3.75)

3001–5000 Birr

12

127

1.08( 0.49, 2.33)

0.86( 0.38, 1.94)

> 5000 Birr

17

195

1

1

Family size

< 3

30

144

0.47(0.19,1.23)

0.51(0.09, 2.68)

3–5

43

372

0.26(0.11, 0.66)

0.15(0.03, 0.67)

> 5

8

18

1

1

Occupational status of the respondents

Housewife

26

118

1.64(0.79, 3.64)

1.42( 0.63, 3.35)

employer

8

142

0.42(0.157, 1.08)

0.61( 0.22, 1.64)

Farmer

36

192

1.39(0.69, 3.00)

0.60( 0.27, 1.41)

Other

11

82

1

1

Mode of delivery

SVD

69

388

2.16(1.18, 4.30)

7.16(2.09, 29.29)

CS or Instrumental delivery

12

146

1

1

Multifetal gestation

Yes

23

47

4.12(2.30, 7.20)

3.30(1.29, 8.69)

No

58

487

1

1

PROM

Yes

48

171

3.09(1.92, 5.02)

6.46(2.52,18.24)

No

33

363

1

1

APH

Yes

44

89

5.94(3.64,9.78)

3.62(1.12, 12.59)

No

37

445

1

1

PIH

Yes

52

90

8.85(5.36, 14.85)

3.61(1.19, 11.84)

No

29

444

1

1

History of Chronic illness

Yes

35

70

5.04(3.03, 8.37)

3.94( 1.67, 9.45)

No

46

464

1

1

UTI

Yes

26

44

5.26(2.99, 9.18)

2.41(0.37, 16.42)

No

55

490

1

1

Status of HIV(n = 595)

Positive

15

21

5.83(2.8, 11.86)

6.99(1.13, 44.65)

Negative

61

498

1

1

Pregnancy status

Planned

79

532

0.15(0.02, 1.25)

0.19(0.01, 35.87)

Unplanned

2

2

1

1

RH Factor

positive

79

476

4.81(1.46, 29.73)

1.82(0.31,16.75)

negative

2

58

1

1

onset of labor

Spontaneous

50

490

0.14(0.08, 0.25)

0.10(0.03, 0.29)

Induced

31

44

1

1