Multivariate Cox regression in HO87 of SKY-RISS analyzed together with ISS, SKY92, R-ISS, and HR FISH combination as defined within R-ISS (N = 151)
. | N . | PFS . | OS . | ||||
---|---|---|---|---|---|---|---|
Hazard ratio . | 95% CI . | P . | Hazard ratio . | 95% CI . | P . | ||
SKY-RISS | |||||||
I | 26 | 1.0 | .01 | 1.0 | 1.0 × 10−3 | ||
II | 108 | 1.9 | 1.0-3.5 | 2.2 | 1.1-4.3 | ||
III | 17 | 3.5 | 1.5-8.1 | 5.1 | 2.1-12.4 | ||
HR FISH | |||||||
SR | 114 | 1.0 | .02 | 1.0 | .12 | ||
HR | 37 | 1.7 | 1.1-2.8 | 1.5 | 0.91-2.4 | ||
Events = 107 | P = 1 × 10−5 | Events = 96 | P = 2 × 10−6 |
. | N . | PFS . | OS . | ||||
---|---|---|---|---|---|---|---|
Hazard ratio . | 95% CI . | P . | Hazard ratio . | 95% CI . | P . | ||
SKY-RISS | |||||||
I | 26 | 1.0 | .01 | 1.0 | 1.0 × 10−3 | ||
II | 108 | 1.9 | 1.0-3.5 | 2.2 | 1.1-4.3 | ||
III | 17 | 3.5 | 1.5-8.1 | 5.1 | 2.1-12.4 | ||
HR FISH | |||||||
SR | 114 | 1.0 | .02 | 1.0 | .12 | ||
HR | 37 | 1.7 | 1.1-2.8 | 1.5 | 0.91-2.4 | ||
Events = 107 | P = 1 × 10−5 | Events = 96 | P = 2 × 10−6 |
After the bidirectional Akaike information criterion–based stepwise selection, only SKY-RISS and HR FISH remain in the model.