Table 2 Risk factors for bacterial otitis media in pediatric patients from Addis Ababa, Ethiopia, Jan 2013- Jun 2014 (n = 196)
Characteristic | Positive culture No.(%) | Negative culture No. (%) | Total prevalence No.(%) | Â |
|---|---|---|---|---|
Residence |  |  |  | X2 = 12.521 |
 Urban | 74 (37.8) | 96 (49) | 170 (86.7) | P-value = 0.003 |
 Rural | 21 (10.7) | 5 (2.6) | 26 (13.3) |  |
Previous ABC usage | Â | Â | Â | Â |
 Have used antibiotics | 58 (29.6) | 73 (37.2) | 131 (66.8) | X2 = 2.783 P-value = 0.095 |
 Have not used antibiotics | 37 (18.9) | 28 (14.3) | 65 (33.2) | |
Upper respiratory tract infection history | ||||
 Yes | 37 (18.88) | 22 (11.22) | 59 (30.1) | X2 = 6.855 P-value = 0.035 |
 No | 58 (29.59) | 79 (40.31) | 137 (69.9) | |
First ear infection | ||||
 After 1 years of age | 90 (45.9) | 89 (45.4) | 179 (91.3) | X2 = 2.707 P-value = 0.1 |
 Before 1 years of age | 5 (2.6) | 12 (6.1) | 17 (8.7) | |
Total | 95(48.5) | 101(51.5) | 196 (100) | Â |