Table 3. Multivariate Cox analysis on stromal types and other prognostic factors.

Clinical features	p value	HR	95% CI
			Up	Down
Stromal type	0.022
Stromal type (Mature vs Immature)	0.012	0.441	0.234	0.832
Stromal type (Intermediate vs Immature)	0.085	0.333	0.095	1.164
Age	0.035	1.938	1.049	3.579
Grade (I vs II+III)	0.758	0.857	0.323	2.279
Pathological T stage (T1+T2 vs T3+T4)	0.799	1.105	0.512	2.382
Pathological N stage (N0+N1 vs N2+N3)	0.003	0.378	0.198	0.723