Baseline characteristics of eligible responders
| Variable | No (%) n=463 |
| Age, years, mean (SD) | 32.9 (8.9) |
| Female sex | 456 (98.5%) |
| Weight, kg, mean (SD) | 97.2 (22.5) |
| BMI, mean (SD) | 36.0 (8.3) |
| LPs since diagnosis, median (IQR) | 4 (1–11) |
| LPs per year since diagnosis, median (IQR) | 1 (1–4) |
BMI, body mass index; LP, lumbar puncture.