Survival Comparisons

Survival (months)

95% Confidence Interval for the Median survival

Wilcoxon

Log-Rank

SPT

 Recurrence (local and/or nodal)

Median

Std. Error

Lower

Upper

no SPT

Yes

16

0.93

14

22

0.006

0.013

HNSCC SPT

Yes

110

7.49

41

*

no SPT

No

109

6.74

77

119

0.062

0.274

HNSCC- PT

No

152

5.67

78

197
* not estimable (beyond the range of the data)
Table 3: Overall survival comparison for HNSCC-SPT and no SPT within all recurrence strata.