TABLE 2

Available tools for monitoring childhood asthma based on age

 0–2 years2–4 years4–6 years>6 years
Symptoms
C-ACT/ACT
ACQ
Exacerbations
Flow volume curves/BDR(✓)
PEF(✓)
Rint-IOS-FOT
LCI
ILF
AHR(✓)
FeNO
Induced sputum
EBC(✓)
  • Tick marks indicate relevant/available tools, while tick marks in parenthesis indicates partly relevant/available tools. C-ACT: childhood asthma control test; ACT: asthma control test; BDR: bronchodilator response; PEF: peak expiratory flow; Rint-IOS-FOT: interrupter resistance-impulse oscillometry-forced oscillation technique; LCI: lung clearance index; ILF: infant lung function; AHR: airway hyperresponsiveness; FeNO: exhaled nitric oxide fraction; EBC: exhaled breath condensate.