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Table 3 Factors associated with preterm birth among deliveries in Central zone, Northern Ethiopia, 2018

From: Determinants of preterm birth among mothers delivered in Central Zone Hospitals, Tigray, Northern Ethiopia

Variables

Pre-tem

COR

AOR

Yes

No

n (%)

n (%)

Age

 <20

9 (18.75)

39 (81.25)

1

1

 20–35

35 (10.76)

290 (89.24)

0.52 (0.23–1.17)

0.76 (0.29–2.00

 ≥ 35

3 (7.50)

37 (92.50)

0.35 (0.09–1.40)

0.39 (0.06–2.82)

Income

 <2500

10 (9.90)

91 (90.10)

0.61 (0.27–1.39)

0.56 (0.212–1.50)

 2500–5000

18 (9.62)

169 (90.38)

0.59 (0.30–1.18)

0.58 (0.26–1.27)

 ≥ 5000

19 (15.20)

106 (84.80)

1

1

Marital status

 Unmarried

6 (37.50)

10 (62.50)

5.21 (1.80–15.08)*

4.01 (1.17–13.71)**

 Married

41 (10.32)

356 (89.68)

1

1

Maternal education

 Illiterate

5 (6.30)

74 (93.70)

0.46 (0.17–1.27)

0.45 (0.15–1.43)

 Primary

21 (12.35)

149 (87.65)

0.96 (0.50–1.83)

0.85 (0.41–1.77)

 Secondary and above

21 (12.80)

143 (87.20)

1

1

Maternal occupation

 House wife

20 (8.10)

227 (91.90)

1

1

 Daily laborer

4 (21.10)

15 (78.90)

3.03 (0.92–10.00)

2.87 (0.76–10.79)

 Employed

7 (11.70)

53 (88.30)

1.5 (0.60–3.73)

1.26 (0.43–3.68)

 Merchant

12 (19.40)

50 (80.60)

2.72 (1.25–5.93)

2.3 (0.97–5.51)

 Student

4 (16.00)

21 (84.00)

2.16 (0.68–6.92)

1.43 (0.39–5.21)

MUAC

 <21

20 (19.80)

81 (80.20)

2.62 (1.35–5.09)*

2.42 (1.20–4.85)**

 21–23

6 (8.80)

62 (91.20)

1.03 (0.40–2.66)

1.1 (0.41–2.76)

 ≥ 23

21 (8.60)

223 (91.40)

1

1

Maternal height

 <150

6 (20.70)

23 (79.30)

2.2 (0.84–5.79)

2.15 (0.70–6.58)

 150–155

7 (11.10)

56 (88.90)

1.06 (0.45–2.50)

1.36 (0.53–3.46)

 ≥ 155

34 (10.60)

287 (89.40)

1

1

ANC visit

 Less than four

15 (18.80)

65 (81.20)

2.17 (1.11–4.24)*

1.5 (0.69–3.29)

 Four and above

32 (9.60)

301 (90.40)

1

1

Pregnancy status

 Planned

40 (10.50)

342 (89.50)

1

1

 Unplanned

7 (22.60)

24 (77.40)

2.49 (1.01–6.15)*

1.18 (0.38–3.64)

Counseling additional diet

 Yes

25 (9.50)

237 (90.50)

1

1

 No

22 (14.60)

129 (85.40)

0.96 (0.48–1.93)

0.57 (0.29–1.14)

Additional diet

 Yes

25 (9.70)

234 (90.30)

1

1

 No

22 (14.30)

132 (85.70)

1.93 (1.02–3.64)*

1.09 (0.55–2.16)

Medical problem

 Yes

3 (7.50)

37 (92.50)

0.6 (0.18–2.05)

0.38 (0.05–3.10)

 No

44 (11.80)

329 (88.20)

1

1

  1. ** Indicates statistically significant association at a p value < 0.05