Reference No. | Country | Study duration | n | Asthma control | Cost stratified by severity | |||
---|---|---|---|---|---|---|---|---|
 |  |  |  |  |  | Low | Moderate | High |
50 | Denmark | 1 yr | 39 | Well treated | Â | 8,948 | Â | Â |
 |  |  | 76 | Poorly treated |  | 11,523 |  |  |
53 | US | 1 yr | 515 | Well treated | Â | 536 | 651 | 1,903 |
 |  |  | 294 | Intermediate |  | 1,255 | 1,117 | 1,954 |
 |  |  | 128 | Poorly treated |  | 627 | 1,214 | 1,808 |
14 | Italy | 1 yr | Â | Well treated | Â | Â | 593 | Â |
 |  |  | 527 | Poorly treated |  |  | 2,099 |  |
20 | Hungary | 1 yr | 248 | Pediatrics | Well treated | Â | 973 | Â |
 |  |  | 98 |  | Intermediate |  | 1,374 |  |
 |  |  | 10 |  | Poorly treated |  | 2,651 |  |
 |  |  | 352 | Adults | Well treated |  | 554 |  |
 |  |  | 254 |  | Intermediate |  | 861 |  |
 |  |  | 88 |  | Poorly treated |  | 1,632 |  |