Fig. 2
From: Identifying susceptibility of children and adolescents to the Omicron variant (B.1.1.529)
Age distribution of COVID-19 cases (A) during the 3rd, 4th, and 5th waves in South Korea and B those normalized by the demographic structure. The age-varying susceptibility to SARS-CoV-2 (C) during the 3rd (pre-Delta), 4th (Delta), and 5th (Omicron) waves in South Korea and D the fold rise in susceptibility to the Omicron/Delta and Omicron/pre-Delta by age groups. The shadow indicates the 95% confidence intervals