a significant trendP=0.0001
There has also been a significant trend toward prolonged survival time in patients treated on the control arms initiated over the entire period of the analysis (1972 to 1993, P=0.0001).
There has also been a significant trend toward prolonged survival time in patients treated on the control arms initiated over the entire period of the analysis (1972 to 1993, P=0.0001).
151 There was a marked improvement in median and overall survival in favor of the concurrent chemo-radiotherapy group, but this did not reach statistical significance.