Table 5 Stratified analysis in 246 NPC patients with lung metastasis(es) alone at diagnosis or the first failure.
PMS | OS | ||||
|---|---|---|---|---|---|
Variables | Cases | HR (95% CI) | P a | HR (95% CI) | P a |
Age ≤ 45 years | 0.004 | 0.005 | |||
Chemo alone | 90 | 1 | 1 | ||
Chemo+local | 40 | 0.484 (0.293-0.798) | 0.485 (0.292-0.805) | ||
Age > 45 years | 0.005 | 0.006 | |||
Chemo alone | 92 | 1 | 1 | ||
Chemo+local | 24 | 0.434 (0.242-0.779) | 0.451 (0.257-0.792) | ||
DFI < 1 year | 0.283 | 0.571 | |||
Chemo alone | 78 | 1 | 1 | ||
Chemo+local | 14 | 0.676 (0.332-1.380) | 0.814 (0.400-1.656) | ||
DFI = 1~3 years | 0.008 | 0.005 | |||
Chemo alone | 59 | 1 | 1 | ||
Chemo+local | 27 | 0.460 (0.260-0.815) | 0.429 (0.239-0.770) | ||
DFI > 3 years | 0.006 | 0.006 | |||
Chemo alone | 45 | 1 | 1 | ||
Chemo+local | 23 | 0.353 (0.168-0.739) | 0.342 (0.160-0.730) | ||