Symptom-based criteria for assessing asthma control8
| Criterion | Controlled | Uncontrolled |
| Daytime symptoms* | <4 days/week | > 4 days/week |
| Night-time symptoms* | <1 night/week | > 1 night/week |
| Physical activity | Normal/no limitations | Restricted due to asthma in previous 3 months |
| Absenteeism | None | Missed work/school/other activities due to asthma in previous 3 months |
| Short-acting bronchodilator use* | <4 doses/week | > 4 doses/week |
*Evaluated as an average of the prior 6 months.