Table 3: Bivariate and multivariate logistic regression among prisoners in Mettu town prison, South West Ethiopia, June 2019 (N=310).

Study variables Poor sleep quality COR(95% CI) AOR(95% CI) P-value
Yes
N (%)
No
N (%)
Marital statusᵇ
Married
Single
    Other****
137(57.3)
77(32.2)
25(10.5)
11(15.5)
49(69.0)
11(15.5)
1
0.13(0.06, 0.26)***
0.18(0.7, 0.47)***
1
0.11(0.05, 0.26)
0.11(0.03, 0.37)
<0.001<0.001
Previous incarcerationᵇ
No
Yes
190(79.5)
49(20.5)
48(67.6)
23(32.4)
1.85(1.03, 3.34)**
1
4.8(2.0, 11.79)
1
<0.001
Residence before incarcerationᵇ
Urban
Rural
76(31.8)
163(68.2)
12(16.9)
59(83.1)
2.29(1.16, 4.5)**
1
2.65(1.12, 6.27)
1
0.027
Educational statusᵇ
Could not write and read
Grade 1-8
Grade 9-10
Collage and above
59(24.4)
85(35.1)
81(35.5)
17(7.0)
11(16.2)
27(39.7)
27(39.7)
3(4.4)
5.16(1.62, 16.46)
4.31(1.51, 12.28)
1.13(0.42, 3.0)
1
6.1(1.43, 25.9)**
7.36(2, 27.38)**
1.04(0.3, 3.58)
1
0.014
0.003
0.94
Common mental disorderᵃ
Yes
No
195(81.6)
44(18.4)
47(66.2)
24(33.8)
2.26(1.25, 4.0)**
1
1.08(0.48, 2.42)
1
0.85
Chronic physical illnessᵃ
Yes
No
52(21.8)
187(78.2)
5(7.0)
66(93.0)
3.67(1.4, 9.58)**
1
1.85(0.59, 5.77)
1
0.28
Past mental illnessᵃ
Yes
No
50(20.9)
189(79.1)
6(8.5)
65(91.5)
2.86(1.17, 6.99)**
1
2.1(0.7, 6.25)
1
0.18
Alcohol use (life time)ᵇ
Yes
No
165(69.0)
74(31.0)
21(29.6)
50(70.4)
5.3(2.97, 9.47)***
1
8.45(3.88, 18.36)
1
<0.001
Khat use (lifetime)ᵃ
Yes
No
99(41.4)
140(58.6)
17(23.9)
54(76.1)
2.24(1.23, 4.1)**
1
1.26(0.53, 2.98)
1
0.59
Cigarette smoking (lifetime)ᵃ
Yes
No
98(41.0)
141(59.0)
14(19.7)
57(80.3)
2.83(1.5, 5.36)**
1
0.67(0.19, 2.34)
1
0.53

* P< 0.25, ** p<0.05, *** p< 0.001 (in bivariate model), ****widowed and divorced ᵃsignificant only by bivariate logistic regression, ᵇsignificant both by bivariate and multivariate logistic regression.