Table 4 Classification of asthma control for participants based on questionnaires scores

From: Prospective observational cohort study of symptom control prediction in paediatric asthma by using the Royal College of Physicians three questions

(a) Distribution of RCP3Q and C-ACT or ACT scores for 319 participants in the study

Asthma control

RCP3Q = 0 (n)

RCP3Q = 1 (n)

RCP3Q = 2 (n)

RCP3Q = 3 (n)

Total

C-ACT/ACT ≥ 20 (n)

101

48

23

10

182

C-ACT/ACT ≤ 19 (n)

26

33

34

44

137

Total

127

81

57

54

319

(b) Designation of asthma control in study participants using alternative RCP3Q cut-off criteria

Asthma control

C-ACT or ACT Score ≤19 = UC

RCP3Q Score 0 = WC Score 1–3 = UC

RCP3Q Score 0–1 = WC Score 2–3 = UC

RCP3Q Score 0 = WC Score 2–3 = UC Score 1 use C-ACT/ACT

RCP3Q Score 0 = WC Score 3 = UC Score 1–2 use C-ACT/ACT

Well-controlled (n)

182

127

208

175

198

Uncontrolled (n)

137

192

111

144

121