Objectives:
Previous cohort studies have indicated that consumption of total and animal proteins are related to fracture risk; however, results were inconclusive. Therefore, this review article has been conducted.
Does a high dietary intake of protein reduce risk of fractures?
Study design:
This review article included 20 cohort studies with serious to moderate risk of bias involving 780,322 individuals.
Results and conclusions:
The investigators found a non-statistically significant relation between intake of animal proteins and dairy products and all fracture risk.
The investigators found, however, a significantly 43% decreased incidence of fracture per 100 g/day total protein dietary intake [RR = 0.57, 95% CI = 0.36 to 0.93].
The investigators found, however, a significantly 5% decreased incidence of fracture per 15 g/day fish protein dietary intake [RR = 0.95, 95% CI = 0.91 to 0.99].
The investigators found every 100 g/day total and animal protein dietary intake and every 15 g/day fish dietary intake were significantly linked to 48%, 50% and 5% lower hip fracture risk.
The investigators found greater dietary animal protein intake might reduce risk of hip but not fracture at any site.
The investigators concluded greater total protein (per 100 g/day) and fish (per 15 g/day) dietary intake may reduce risk of any or hip fracture. May reduce because the cohort studies had serious to moderate risk of bias.
Original title:
Association between total and animal proteins with risk of fracture: A systematic review and dose-response meta-analysis of cohort studies by Zeraattalab-Motlagh S, Mortazavi AS, […], Mohammadi H.
Link:
https://pubmed.ncbi.nlm.nih.gov/37855886/
Additional information of El Mondo:
Find more information/studies on proteins and elderly right here.
100 grams of protein consumption per day corresponds to a diet with 20 En% protein. A diet with 20 En% protein mainly consists of products with 20 En% protein. Find here which products in the supermarket contain 20 En% protein.
20 En% protein means that the number of grams of protein contributes 20% to the total calorie content of the product in question.
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