Childhood Asthma Control Test (c-ACT)

The Childhood Asthma Control Test, for children roughly 4 to 11 years old.

Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.

Example

Child answers: Child rates asthma today
2
Child answers: Asthma during running, exercise, or play
2
Child answers: Cough from asthma
1
Child answers: Nighttime awakening from asthma
2
Caregiver answers: Days with daytime asthma symptoms
3
Caregiver answers: Days with daytime wheeze from asthma
4
Caregiver answers: Days waking at night from asthma
3

Result: Childhood ACT 17 of 27: 19 or less, not well controlled.

The tool opens with these values already filled in. Replace them with your own.

What the result means

Child items
Four items answered by the child, each 0 to 3, about how things are now.
Caregiver items
Three items answered by the caregiver, each 0 to 5, about the past four weeks.
19 or less
Not well controlled. Same number as the adult ACT cut, but on a 0 to 27 scale.
20 to 27
Well controlled.

What you enter

  • Child answers: Child rates asthma today
  • Child answers: Asthma during running, exercise, or play
  • Child answers: Cough from asthma
  • Child answers: Nighttime awakening from asthma
  • Caregiver answers: Days with daytime asthma symptoms (past 4 weeks)
  • Caregiver answers: Days with daytime wheeze from asthma (past 4 weeks)
  • Caregiver answers: Days waking at night from asthma (past 4 weeks)
Full field descriptions
  • Child answers: Child rates asthma today [0 - very bad; 1 - bad; 2 - good; 3 - very good]
  • Child answers: Asthma during running, exercise, or play [0 - a big problem; 1 - a problem; 2 - a little problem; 3 - not a problem]
  • Child answers: Cough from asthma [0 - yes, all of the time; 1 - yes, most of the time; 2 - yes, some of the time; 3 - no, none of the time]
  • Child answers: Nighttime awakening from asthma [0 - yes, all of the time; 1 - yes, most of the time; 2 - yes, some of the time; 3 - no, none of the time]
  • Caregiver answers: Days with daytime asthma symptoms (past 4 weeks) [0 - every day; 1 - 19 to 24 days; 2 - 11 to 18 days; 3 - 4 to 10 days; 4 - 1 to 3 days; 5 - not at all]
  • Caregiver answers: Days with daytime wheeze from asthma (past 4 weeks) [0 - every day; 1 - 19 to 24 days; 2 - 11 to 18 days; 3 - 4 to 10 days; 4 - 1 to 3 days; 5 - not at all]
  • Caregiver answers: Days waking at night from asthma (past 4 weeks) [0 - every day; 1 - 19 to 24 days; 2 - 11 to 18 days; 3 - 4 to 10 days; 4 - 1 to 3 days; 5 - not at all]
How this is calculated

Liu AH, Zeiger R, Sorkness C, et al. Development and cross-sectional validation of the Childhood Asthma Control Test. J Allergy Clin Immunol. 2007;119(4):817-825. Read the source ↗

A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.

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Built by Clay Good. Source on GitHub.