Fig. 3From: The effect of menopausal hormone therapy on gastrointestinal cancer risk and mortality in South Korea: a population-based cohort studyKaplan–Meier survival curves for gastrointestinal cancer incidence: dose–response relationship. 5 groups were based on DDD of MHT (1, ≤ 100; 2, 100–300; 3, 300–600; 4, ≥ 600; and no MHT). DDD, defined daily dose; MHT, menopausal hormone therapyBack to article page