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Table 3 Analysis of risk factors for bilateral OME in children

From: Bacterial aetiology of chronic otitis media with effusion in children - risk factors

CharacteristicsOR (95%CI)p value
Age (yr)0.6 (04–1.0)0.072
Male sex1.2 (0.4–4.0)0.78
Good social status0.9 (0.3–2.7)0.79
Rural residence2.7 (0.8–8.9)0.099
Parental smoking0.9 (0.2–3.1)0.84
Breastfeeding0.4 (0.06–2.4)0.30
Cesarean childbirth0.9 (0.3–2.8)0.83
S. pneumoniae positive0.2 (0.02–1.4)0.097
H. influenzae positive8.4 (1.9–37.4)0.005
Duration of symptoms1.0 (0.99–1.004)0.21
Frequent URTIa0.4 (0.1–1.6)0.21
Snoring0.7 (0.2–2.4)0.57
Allergy1.3 (0.3–6.4)0.78
Pneumococcal vaccination1.4 (0.4–4.8)0.57
  1. aUpper respiratory tract infections