|
Cumulative hazard functions (logarithmic scale) for the example data |
||
| Survival time (days): t |
Cumulative survival: S(t) |
Cumulative hazard: H(t) = -ln S(t) |
|
|
||
| Treatment 1 |
||
| 8 |
0.8571 |
0.1542 |
| 12 |
0.7143 |
0.3365 |
| 15 |
0.7143 |
0.3365 |
| 25 |
0.7143 |
0.3365 |
| 37 |
0.4762 |
0.7419 |
| 55 |
0.2381 |
1.4351 |
| 72 |
0.2381 |
1.4351 |
| Treatment 2 |
||
| 1 |
||
| 1 |
0.7500 |
0.2877 |
| 4 |
0.6250 |
0.4700 |
| 5 |
0.5000 |
0.6931 |
| 6 |
0.5000 |
0.6931 |
| 9 |
0.5000 |
0.6931 |
| 9 |
0.3333 |
1.0986 |
| 22 |
0.0000 |
|
Bewick et al. Critical Care 2004 8:389 doi:10.1186/cc2955 |
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