End point | n | Censored | Median time (95% CI) | 5 year probability of reaching end point (95% CI) | 10 year probability of reaching end point (95% CI) |
---|---|---|---|---|---|
*Median time not available since fewer than 50% of cases had achieved the end point. | |||||
MRC 2 | 47 | 7 | 5.7 (2.5 to 8.8) | 0.49 (0.35 to 0.63) | 0.75 (0.61 to 0.88) |
MRC 3 | 47 | 15 | 9.3 (5.1 to 13.4) | 0.25 (0.13 to 0.38) | 0.55 (0.40 to 0.70) |
MRC 4 | 52 | 32 | NA* | 0.19 (0.09 to 0.30) | 0.31 (0.18 to 0.44) |
MRC 5 | 56 | 48 | NA* | 0.04 (0 to 0.08) | 0.10 (0.02 to 0.18) |
Home oxygen | 56 | 39 | NA* | 0.05 (0 to 0.11) | 0.23 (0.11 to 0.35) |