Determinants of Preterm Birth among Mothers Who Gave Birth in Dilla University Referral Hospital, Southern Ethiopia: A Case-Control Study
Table 3
Multivariate analysis for determinants of preterm birth among mothers who gave birth at Dilla University Referral Hospital, Southern Ethiopia, May 5–July 18, 2018 ().
Variable
Study subjects
COR (95% CI)
AOR (95% CI)
Cases (, %)
Controls (, %)
Educational status of mother
Illiterate
36 (60)
53 (29)
1
1
Primary education
6 (10)
12 (7)
0.73 (0.25-2.14)
0.59 (0.16-2.1)
Secondary education
12 (20)
59 (33)
0.29 (0.14-0.63)
0.2 (0.07-0.53)
Tertiary and above
6 (10)
56 (31)
0.16 (0.06-0.4)
0.07 (0.08-0.65)
Occupation of the mother
Housewife
35 (58)
60 (33)
1
1
Merchant
13 (22)
57 (32)
0.39 (0.18-0.81)
0.8 (0.32-1.7)
Employee
6 (10)
48 (27)
0.21 (0.083-0.55)
3.2 (0.35-30)
Other
6 (10)
15 (8)
0.68 (0.24-1.9)
1.9 (0.5-7)
Monthly income (Ethiopian birr)
<600 ETB
25 (42)
59 (33)
1.4 (0.8-2.6)
0.9 (0.47-2)
≥600 ETB
35 (58)
121 (67)
1
Antenatal care (ANC)
Yes
35 (58)
145 (81)
0.33 (0.18-0.63)
0.41 (0.18-0.93)
No
25 (42)
35 (19)
1
1
Hypertension disorder of pregnancy
Yes
16 (27)
20 (11)
2.9 (1.3-6)
5 (1.9-13)
No
44 (73)
160 (89)
1
1
Urinary tract infection
Yes
11 (18.3)
13 (7.2)
2.8 (1.2-6.8)
3.6 (1.1-11)
No
49 (81.7)
167 (92.8)
1
1
HIV/AIDS serostatus
Positives
9 (15)
5 (2.7)
6.1 (1.98-19.2)
4.2 (0.9-18)
Not positive
51 (85)
175 (97.3)
1
1
History of preterm birth
Yes
11 (18)
8 (4)
4.8 (1.8-12)
5 (1.6-15)
No
49 (82)
172 (96)
1
1
History of abortion
Yes
23 (38)
42 (23.3)
2 (1.09-3.8)
2.3 (1.1-5)
No
37 (62)
138 (76.7)
1
1
MUAC (cm)
<23
34 (57)
69 (38)
1
1
23-35
23 (38.)
84 (47)
0.55 (0.3-1.03)
0.54 (0.25-1.1)
>25
3 (5)
27 (15)
0.22 (0.064-0.79)
0.2 (0.046-0.96)
Note: farmer, daily laborer, and student; statistical significance .