Association between frequency of snacking and all‐cause mortality among community‐dwelling young‐old adults: An age‐specific prospective cohort study

Aim We aimed to clarify whether snacking habits decrease the risk of all-cause mortality in an older Japanese population. Methods The study participants were 64- or 65-year-old community-dwelling residents recruited each survey year from 1996 through 2005. Data on frequency and other lifestyle factors obtained during baseline using self-administered questionnaires, followed up annually until end 2017. In total, 2943 (1484 men 1459 women) eligible. All-cause was compared among grouped by (no snacking, one four times/week, every day). Results number deaths recorded over period 43 204 person-years 357 (24.1%) for 173 (11.9%) women. mean ± standard deviations follow-up 14.2 4.9 years 15.2 4.5 Cox proportional hazard regression analyses showed that after adjusting potential confounding factors, ratios women 0.64 (95% confidence interval [CI], 0.43–0.94) group had a habit 0.93 CI 0.63–1.36) day with those no group. These associations not observed men. Conclusions A moderate slightly decreases Our findings might be useful improving nutrition statuses female adults. Geriatr Gerontol Int 2021; 21: 697–704.