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Table 2 Summary of secondary analysis results

From: Changes in specialized blood vessels in lymph nodes and their role in cancer metastasis

Tumor characteristics Clinical data Relative risk p
Tumor volume (TV) Overall Survival 0.985 0.476
  Disease Free Interval 0.990 0.481
Stage (S) Overall Survival 1.116 0.710
  Disease Free Interval 1.302 0.348
Grade(G) Overall Survival 0.882 0.815
  Disease Free Interval 1.436 0.308
Since there are no statistical difference noted between the 2 groups, we now consider the 2 groups (Cases and Controls) as a cohort © and repeat the analysis summarized below
Tumor volume (TVc) Overall Survival 0.994 0.765
  Disease Free Interval 0.994 0.648
Stage (Sc) Overall Survival 1.364 0.237
  Disease Free Interval 1.209 0.255
Grade(Gc) Overall Survival 1.121 0.822
  Disease Free Interval 1.493 0.221