Table 4.
Therapy | HR | 95% CI | P |
---|---|---|---|
Stem cell transplantation after radiation therapy | |||
Yes | 1 | ||
No | 3.89 | 1.85–8.17 | <.001 |
Radiation type | |||
CS | 1 | ||
WB | 1.12 | 0.48–2.62 | .80 |
BOS | 2.84 | 1.22–6.60 | .02 |
Abbreviations: BOS = base of skull radiation therapy; CI = confidence interval; CS = craniospinal radiation therapy; HR = hazard ratio; WB = whole brain radiation therapy.