Associations of dietary patterns, dietary motivations, and nutritional status with skeletal muscle mass in Chinese older adults: A structural equation modeling study.
Lina Wu, Hui Feng, Yanzhao Ma and 2 others
PMID 42521386WHAT IT FOUND
Stronger eating motivation was associated with better nutrition and higher muscle mass in rural Chinese older adults.
A fruit, vegetable and rice pattern aligned with better nutrition, while an oil and condiment pattern clustered with poorer nutrition.
Key findings
01Dietary motivation was directly associated with better nutritional status and higher muscle mass.
02The fruit/vegetable/rice dietary pattern was more strongly associated with muscle mass than the oil/condiment pattern.
03Nutritional status was directly associated with higher muscle mass.
STILL TO COME
How it was doneWhat they foundWhat it means for RNs
Read the rest of this summary
You get three full summaries a month, free, and we do not ask for a card. Search, the TL;DRs and your library stay unlimited either way.
What it does not show
The study was cross-sectional, so it cannot show that changing motivation or diet causes muscle mass to increase. Diet and motivation were self-reported, so recall bias is possible. Participants were recruited by convenience sampling from rural and suburban areas, and 61.8% had a primary school education or below, so results may not apply to urban or more affluent older adults. The sample was selected using a sarcopenia risk screening score, so it may not represent all older adults. The motivation measure used a composite score and did not clearly separate intrinsic and controlled motivation.
Declared interests
The study was funded by the Guangdong Provincial Natural Science Foundation. The authors declared no conflict of interest.
The easy way to misread this
Do not read this as proof that improving eating motivation or changing diet will increase muscle mass. The study was cross-sectional, used self-reported diet, and only showed associations.