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Table 1 Odds ratio of morbidity for patients with rhinosinusitis relative to controls without rhinosinusitis, CMR

From: Rhinosinusitis in morbidity registrations in Dutch General Practice: a retro-spective case-control study

Comorbidity

Odds ratio

95 % CI

Viral infection (without fever)

1.57

1.53–1.62

Allergic rhinitis

2.88

2.70–3.07

Dental infections

1.40

1.29–1.52

Asthma

1.46

1.38–1.54

Nasal polyps

5.58

4.46–6.97