Table 2

Risk ratios from multivariate Cox proportional hazards model analysis

GroupRisk ratioP
Good prognosis
 Intratumoral T cells present plus optimal debulking plus Letal present0.01<0.001
Moderate prognosis
 Intratumoral T cells present plus either Letal absent or suboptimal debulking or both0.250.005
Poor prognosis
 Intratumoral T cells absent plus either Letal absent or suboptimal debulking or both1.00