Table 1

Prevalence of nasal polyposis in different population subgroups

Aspirin intolerance36–72%
Adult asthma7%
 IgE mediated5%
 Non-IgE mediated13%
Chronic sinusitis in adults2%
 IgE mediated1%
 Non-IgE mediated5%
Childhood asthma/sinusitis0.1%
Cystic fibrosis
 Children10%
 Adults50%
Allergic fungal sinusitis66–100%
Primary ciliary dyskinesia40%
  • Adapted from Settipane et al.1