| | Number of times reliever inhaler used per week (observable entity) |  |  | Number of times reliever inhaler used per week |  |  | Number of times rescue inhaler used per week
 |  |  | The number of times a short-acting reliever inhaler is used to treat asthma symptoms to reduce the risk of asthma attack during the period of one week. | 
 | | Id | 734948002 |  | Status | Primitive | 
 |