Table 4 Results from multiple level analysis: multivariate analysis of 5-year disease-specific death according to Cox’s proportional hazards model*

T stage

---

---

< 0.001

T stage (1) (T1 [n = 29] v. T2 [n = 27])

0.538

0.134 - 2.151

0.381

T stage (2) (T1 [n = 29] v. T3/T4 [n = 23])

7.237

2.814 - 18.612

< 0.001

N stage

---

---

0.359

N stage (1) (N0 [n = 54] v. N + [n = 20])

1.820

0.742 - 4.461

0.191

N stage (2) (N0 [n = 54] v. unknown [n = 5])

2.342

0.290 - 18.900

0.424

TLS (negative [n = 62] v. positive [n = 17])

2.409

0.556 - 10.448

0.240