Table 3

Use of hormone replacement therapy by diet group of women in the EPIC-Oxford study

Diet groupParticipants answering the relevant question, n*Participants answering in the affirmative, n (%)*Prevalence ratio (95% CI)*
Meat eaters69113098 (44.8)1.00 (ref)
Fish eaters1614541 (33.5)0.80 (0.73 to 0.88)
Vegetarians1778541 (30.4)0.74 (0.68 to 0.81)
Vegans18831 (16.5)0.42 (0.30 to 0.60)
P heterogeneity <0.0001
  • *Number answering the relevant question and n (%) answering in the affirmative were as observed. Prevalence ratios were adjusted for age at follow-up (50–54, 55–59, 60–64, 65–69, 70–74 years), region of residence (eight regions) and self-reported current health (excellent, good, fair, poor, unknown). Included postmenopausal women aged 50–74 who answered the relevant question on the second (10-year) follow-up questionnaire.