highly significantP<0.001
The 50% excess over the expected number was highly significant (95% CI 1.3-1.7, P<0.001).
The 50% excess over the expected number was highly significant (95% CI 1.3-1.7, P<0.001).
The small excess in the remainder could be attributed to cancers of the nervous system and connective tissue, leaving 7 observed and 7.8 expected for all other sites. Treatment groups In relation to treatment, the observed excesses were highly significant in both the CT and OT groups and of marginal significance in the RT group (Table III).