Table 4.14.
Kaplan–Meier estimates of the time (years) from onset of multiple sclerosis to the onset of secondary progression, among the 1562 patients with a relapsing–remitting initial course from the Lyon multiple sclerosis cohort.
| Time (years) | 0 | 0.5 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 20 | 25 | 30 | 35 | 40 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Patients (%) free of secondary progression | 100 | 99 | 98 | 96 | 93 | 90 | 87 | 84 | 82 | 79 | 76 | 73 | 70 | 67 | 64 | 62 | 60 | 48 | 42 | 33 | 23 | 18 |
| Median time (years) | Patients (%) who did not reach the end pointa | |
|---|---|---|
| Time to secondary progression | 19.1 [95% CI 17.1–21.1] | 68 |
a
Data on patients who did not reach the end point were censored at the time of the last clinic visit.
Adapted from Vukusic and Confavreux (2003b)
© 2006