Table 3.

The 1-, 3- and 5-year survival rates in 129 patients with different rates of lymph node metastasis.

Groups	n	Survival rate (%)
Groups	n	1-year	3-year	5-year
N0	56	89.3	66.7	50.4
N1 (A)	49	77.4	44.2	31.0
N1 (B)	24	61.4	30.7	6.8

P = 0.000