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Table 4 Factors associated with poor sleep quality among prisoners of Diredawa correctional facility, Diredawa, Eastern Ethiopia, 2017 (n = 421)

From: Poor sleep quality and associated factors among prisoners of the Diredawa correctional facility in eastern Ethiopia

VariablesCategoriesSleep qualityCOR (95% CI)OAR (95% CI)
Poor (n/ %)Good (n/ %)
Age in years≤ 198 (28.6)20 (71.4)11
20–39175 (56)137 (44)3.19 (1.36,7.47)1.27 (0.18,9.11)
40–5937 (52.8)33 (47.2)2.80 (1.09,7.21)0.51 (0.05,4.82)
≥ 607 (63.6)4 (36.4)4.37 (0.99,19.16)0.51 (0.04,7.31)
EducationIlliterate26 (54.2)22 (45.8)11
Grade 1–891 (55.5)73 (44.5)1.53 (0.73,3.27)1.31 (0.38,4.50)
Grade 9–1283 (56.5)64 (43.5)1.62 (0.89,2.91)1.03 (0.29,3.56)
Diploma and above27 (43.5)35 (56.5)1.68 (0.92,3.06)0.61 (0.13,2.85)
DepressionNo47 (30.3)108 (69.7)11
Yes180 (67.7)86 (32.3)4.81 (3.13,7.38)3.47 (1.38,8.76)**
Cigarette smokingNo91 (40)136 (60)11
Yes129 (66.5)65 (33.5)2.97 (1.43,8.19)2.16 (1.21,5.58)*
Other substanceNo111 (30)259 (70)11
Yes39 (76.5)12 (23.5)7.6 (1.21, 17.85)5.02 (1.63,15.46)**
CoffeeNo45 (27.9)116 (70.1)11
Yes156 (60)104 (40)3.87 (1.68,10.93)2.75 (1.37,7.05)*
Sleep hygieneGood51 (32.3)107 (67.7)11
Poor176 (66.9)87 (30.1)4.24 (2.79,6.47)3.19 (1.32,7.69)**
Crime typeTheft24 (37.5)40 (62.5)11
Murder30 (46.9)34 (53.1)1.47 (0.73,2.98)0.77 (0.19,3.08)
Fraud41 (56.2)32 (43.8)2.14 (1.08,4.24)2.15 (0.66,7.06)
Assault37 (55.2)30 (44.8)2.06 (1.52,4.13)4.12 (1.29,10.63)*
Rape43 (71.7)17 (28.3)4.22 (1.98,8.98)5.57 (1.45, 13.89)*
Others52 (55.9)41 (44.1)2.11 (1.10,4.05)1.39 (0.46,4.19)
  1. Key: 1.00 in the table indicates the references group during binary logistic regression analysis, *p value less than 0.05, **p value less than 0.01, Hosmer–Lemeshow (p = 0.80), COR: crude odds ratio, OAR: adjusted odds ratio