Outcome variables | MHT users | Non-users | HR | 95% CI | P | ||
---|---|---|---|---|---|---|---|
n | Rateb | n | Rateb | ||||
Any cancer | 838 | 0.60 | 3918 | 0.57 | 1.053 | 0.977, 1.134 | 0.1800 |
GI cancer | 182 | 0.13 | 1108 | 0.16 | 0.809 | 0.691, 0.946 | 0.0081 |
 Gastric | 65 | 0.05 | 403 | 0.06 | 0.787 | 0.605, 1.023 | 0.0733 |
 Colorectal | 60 | 0.04 | 388 | 0.06 | 0.757 | 0.577, 0.995 | 0.0457 |
 Hepatobiliary | 40 | 0.03 | 237 | 0.03 | 0.847 | 0.606, 1.186 | 0.3336 |
 Pancreatic | 16 | 0.01 | 68 | 0.01 | 1.163 | 0.674, 2.008 | 0.5872 |