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Table 5 Bivariate logistic regression analysis of factors associated with ocular bacterial infections

From: Ocular bacterial infections at Quiha Ophthalmic Hospital, Northern Ethiopia: an evaluation according to the risk factors and the antimicrobial susceptibility of bacterial isolates

Variable Bacterial occurrence N (%) Total N (%) CORa 95% CIb P-value
No Yes
Gender
 Male 41 (34.5) 78 (65.5) 119 (100) 0.9 0.5–1.5 0.7
 Female 49 (32.5) 102 (67.5) 151 (100) 1   
Age
 15 28 (48.3) 30 (51.7) 58 (100) 1   
 16–30 15 (30.6) 34 (69.4) 49 (100) 2.1 0.9–4.6 0.06
 31–45 17 (26.6) 47 (73.4) 64 (100) 2.6 1.2–5.5 0.01
 46–60 14 (27.5) 37 (72.5) 51 (100) 2.5 1.1–5.5 0.02
 61 16 (33.3) 32 (66.7) 48 (100) 1.8 0.8–4.1 0.1
Residence
 Rural 48 (30.4) 110 (69.6) 158 (100) 0.7 0.4–1.2 0.22
 Urban 42 (37.5) 70 (39.1) 112 (100) 1   
Occupation
 Preschool 13 (43.3) 17 (56.7) 30 (100) 1.0 0.4–2.7 0.8
 Student 18 (45.0) 22 (55.0) 40 (100) 1   
 Housewife 11 (25.6) 32 (74.4) 43 (100) 2.3 0.9–6.0 0.06
 Farmer 25 (27.5) 66 (72.5) 91 (100) 2.1 0.9–4.6 0.051
 Government employee 13 (38.2) 21 (61.8) 34 (100) 1.3 0.5–3.3 0.2
 Self-employed 10 (31.3) 22 (68.8) 32 (100) 1.8 0.6–4.7 0.2
Educational level
 Preschool 13 (43.3) 17 (56.7) 30 (100) 0.8 0.25–2.7 0.7
 1–8 28 (42.4) 38 (57.6) 66 (100) 0.9 0.3–2.5 0.8
 9–12 10 (29.4) 24 (70.6) 34 (100) 1.5 0.7–4.2 0.2
 College and above 7 (38.9) 11 (61.1) 18 (100) 1   
 No formal education 32 (26.2) 90 (73.8) 122 (100) 1.8 0.6–5.0 0.2
History of ocular surface disease
 Yes 10 (11.0) 81 (89.0) 91 (100) 6.5 3.2–13.4 <0.01
 No 80 (44.7) 99 (53.3) 179 (100) 1  
History of Ocular surgery
 Yes 14 (24.6) 43 (75.4) 57 (100) 1.7 0.8–3.3 0.11
 No 76 (35.7) 137 (64.3) 213 (100) 1  
History of Ocular trauma
 Yes 14 (16.7) 70 (83.3) 84 (100) 3.4 1.8–6.5 <0.01
 No 76 (40.9) 110 (59.1) 186 (100) 1  
History of Hospitalization
 Yes 9 (13.4) 58 (86.6) 67 (100) 4.3 2–9 <0.01
 No 81 (39.9) 122 (60.1) 203 (100) 1  
Contact lens use
 Yes 4 (30.8) 9 (69.2) 13 (100) 1.1 0.3–3.7 0.8
 No 86 (33.5) 171 (66.5) 257 (100) 1  
Cosmetic application practices
 Yes 7 (12.1) 51 (87.9) 58 (100) 5.3 2.2–12.8 <0.01
 No 39 (41.9) 54 (58.1) 93 (100) 1  
  1. Notes: a COR Crude odds ratio; b CI Confidence interval; P-values in bold are statistically significant