Total cost of illness (US $) in AS patients and reference subjects before and after the lowest and highest 5% of patients in terms of cost were excluded.
| Cost | All Subjects | Exclusion of Highest and Lowest 5% | ||
|---|---|---|---|---|
| AS Patients, n = 116 | Ref. Subjects, n = 227 | AS Patients, n = 104 | Ref. Subjects, n = 205 | |
| Mean (SD) | 37,095 (30,091) | 11,071 (22,340) | 34,876 (23,095) | 7427 (4134) |
| Median | 38,845 | 1708 | 38,845 | 1703 |
| Minimum, maximum | 0,175,378 | 0, 162,189 | 1320, 79,983 | 0, 50,141 |