Table 1.

AQL-5D and AQL-6D classification system (3 level version).

Dimensions common to both measures
Concern about asthma
Feel concerned about having asthma none of the time
Feel concerned about having asthma some of the time
Feel concerned about having asthma all of the time
Shortness of breath
Feel short of breath as a result of asthma none of the time
Feel short of breath as a result of asthma some of the time
Feel short of breath as a result of asthma all of the time
Weather and pollution
Experience asthma symptoms as a result of air pollution none of the time
Experience asthma symptoms as a result of air pollution some of the time
Experience asthma symptoms as a result of air pollution all of the time
Sleep
Asthma interferes with getting a good night’s sleep none of the time
Asthma interferes with getting a good night’s sleep some of the time
Asthma interferes with getting a good night’s sleep all of the time
Activities
Overall, not at all limited in any activity done due to asthma
Overall, moderate or some limitation in every activity done due to asthma
Overall, totally limited in every activity done due to asthma
Pain and discomfort (Sixth dimension included in AQL-6D only)
Have no pain or discomfort
Have moderate pain or discomfort
Have extreme pain or discomfort