Retrospective Cohort Study
Copyright ©The Author(s) 2015.
World J Gastrointest Pathophysiol. Nov 15, 2015; 6(4): 235-242
Published online Nov 15, 2015. doi: 10.4291/wjgp.v6.i4.235
Table 5 Kaplan-Meier survival estimates and multivariate cox regression comparing patients taking a combination of calcium channel blockers + aspirin with patients on one or neither drug
Drug groupNumber of peopleEstimated medianP-value (log rank)Multivariate cox regression
in groupsurvival (d)compared to controlHR (95%CI)P-value
Control (no CCB/aspirin)98601-1-
CCB + aspirin1514140.0290.332 (0.126-0.870)0.025
Aspirin without CCB403920.0321.658 (0.968-2.840)0.066
CCB without Aspirin113430.5631.039 (0.416-2.595)0.935