Levels of evidence for decreased risk of various types of cancer with consumption of fruit and vegetables
| TYPE OF CANCER | LEVEL OF EVIDENCE |
|---|---|
| Stomach, esophagus, mouth and pharynx, colon, rectum, lung | I |
| Larynx, pancreas, breast, bladder | II |
| Ovary, endometrium, cervix, thyroid, prostate, kidney, liver | III |
Adapted from American Institute for Cancer Research.2