Details of the 12 patients that died from the cohort of 37 treated with alemtuzumab for progressive multiple sclerosis
| Patient No | Age at first alemtuzumab treatment (years) | Time from first dose to death (years) | Last EDSS recorded | Time from last EDSS to death (years) | Cause of death |
| 2 | 33 | 9 | 8 | 5.5 | Pneumonia/MS |
| 3 | 33 | 6 | 7.5 | 0.5 | Urinary sepsis |
| 4 | 48 | 10 | 7 | 4.0 | Urinary sepsis |
| 9 | 30 | 11 | 7.5 | 4.5 | Unknown |
| 17 | 31 | 10 | 8 | 0.5 | Pneumonia |
| 22 | 55 | 11 | 7.5 | 1.5 | Prostate carcinoma |
| 24 | 36 | 11 | 9 | 4.0 | Pneumonia |
| 25 | 34 | 13 | 9 | 7.0 | Pneumonia |
| 29 | 40 | 13 | 9 | 1.5 | Pneumonia |
| 35 | 23 | 6 | 8 | 1.0 | Suicide |
| 36 | 40 | 12 | 8.5 | 1.5 | Urinary sepsis |
| 37 | 42 | 3 | 6 | 1.0 | Suicide |
EDSS, Expanded Disability Status Score; MS, multiple sclerosis.