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Application of 2016 MAS classification criteria to patients with MAS treated with tocilizumab
| Tocilizumab | Historic cohort | |||||
|---|---|---|---|---|---|---|
| Full-blown | Possible | All | Full-blown | Possible | All | |
| Number with sufficient data | 2 | 10 | 12 | 10 | 8 | 18 |
| MAS (%, n) | 50 (1/2) | 20 (2/10) | 25 (3/12) | 90 (9/10) | 75 (6/8) | 83 (15/18) |
| Reasons missing (n) | Afebrile [1] | Afebrile [4] | Afebrile [1] | Other markers [2] | ||
| Ferritin [5] | ||||||
MAS Macrophage activation syndrome
