Table 3

 Age of the children at the diagnosis of respiratory syncytial virus (RSV) infection

<6 months6–11 months12–23 months⩾2 years
CLD, Chronic lung disease.
CLD1020
⩽28 weeks5412
29–32 weeks16991
33–35 weeks33863
⩾36 weeks43315613186
Total48817714992