Figure 4From: A multi-country study of intussusception in children under 2 years of age in Latin America: analysis of prospective surveillance data Annual incidence of definite IS in children under 1 year of age per 100,000 subjects. Lines indicate 95% confidence intervals. Figure shows that annual incidence of definite IS in children under 1 year of age ranged from 3.8 per 100,000 subjects in Brazil to 105.3 per 100,000 subjects in Argentina, with a wide variation in incidence.Back to article page