highly significantp<0.0001
The difference in survival between the two groups was highly significant (HR: 7.8, 95% CI: 4.0–15.2; p<0.0001) ( Fig. 2 ).
The difference in survival between the two groups was highly significant (HR: 7.8, 95% CI: 4.0–15.2; p<0.0001) ( Fig. 2 ).