Vegans, vegetarians and pescetarians may be at higher risk of bone fractures than meat eaters

Vegetarian and vegan diets and risks of total and site-specific fractures: results from the prospective EPIC-Oxford study

Data from 55,000 people in the EPIC-Oxford study, followed continuously for 18 years (until 2016) for the occurrence of fractures: 3,941 fractures total.

... higher risk of hip fractures in vegans/vegetarians/pescetarians than the meat eaters ... (although) the difference was partly reduced once BMI, dietary calcium and dietary protein intake had been taken into account.