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Table 5 Factors predicting poor treatment outcome of CSOM

From: Predictors of disease complications and treatment outcome among patients with chronic suppurative otitis media attending a tertiary hospital, Mwanza Tanzania

Variable Univariate Multivariate
  Otorrhoea: n (%) OR (95 % CI) P value OR (95 % CI) P value
Age 34.42 ± 18.04 1.004 (0.98–1.019) 0.877 1.001 (0.97–1.02) 0.956
Sex      
 Female (165) 21 (12.7) 1    
 Male (136) 25 (18.4) 1.5 (0.82–2.9) 0.177 1.47 (0.66–3.2) 0.399
Occupation      
 No (199) 31 (15.6) 1    
 Yes (102) 15 (14.7) 0.93 (0.47–1.8) 0.842 0.8 (0.37–1.7) 0.568
Ill duration 18 IQR (9–24) 1.0087 (0.98–1.04) 0.507 0.99 (0.96–1.027) 0.797
Isolates      
 NBG (175) 67 (38.29) 1    
 GPB (35) 21 (60) 2.41 (1.15–5.07) 0.02   
 GNB (91) 45 (49.45) 1.57 (0.94–2.63) 0.081   
MDR      
 No (229) 27 (11.8) 1    
 Yes (72) 19 (26.4) 2.68 (1.38–5.1) 0.003 3.6 (1.7–7.59) 0.001
HIV      
 No (288) 38 (13.2) 1    
 Yes (13) 8 (61.5) 10.5 (3.2–33.8) 0.000 11.8 (3.24–43.1) 0.000
Smoking      
 No (260) 37 (14.2) 1    
 Yes (41) 9 (21.9) 1.7 (0.74–3.8) 0.206 1.08 (0.37–3.14) 0.883
Smell      
 No (267) 38 (14.2) 1    
 Yes (34) 6 (23.5) 1.85 (0.78–4.39) 0.27 2 (0.74–5.69) 0.164
Otalgia      
 No (167) 18 (10.8) 1    
 Yes (134) 28 (20.9) 2.18 (1.49–3.8) 0.017 3.3 (1.56–7.02) 0.002
Itching      
 No (227) 30 (13.2) 1    
 Yes (74) 16 (21.6) 1.8 (0.92–3.55) 0.084 1.82 (0.81–4.10) 0.144
Ear      
 Left (122) 18 (14.7) 1    
 Both (18) 1 (5.56) 0.3 (0.04–2.7) 0.309   
 Right (161) 27 (16.77) 1.1 (0.60–2.2) 0.646 1.08 (0.74–1.58) 0.658
  1. NBG is no bacterial growth, GNB is gram negative bacteria, GPB is gram positive bacteria and MDR is multi drug resistance bacteria. Isolates were not analysed on multivariate logistic regression analysis because it has collinearity with other factor like MDR
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