Table 1
Respiratory illnesses studied; Read codes
Respiratory disease
Read code
Acute bronchitis
H060 and below
Acute respiratory infections
H0 and below
Asthma
H33 and below
Bronchiolitis
H061 and below
Chest infection
H06z0
Croup
H044
Lower respiratory tract infection
H06z1
Wheeze
1737, R0609