Nutritional Risk Index Linked to Overactive Bladder in Seniors

Tue 8th Apr, 2025

Recent research indicates that the Geriatric Nutritional Risk Index (GNRI) may serve as a significant predictor for overactive bladder (OAB) among older adults. The study, which was published in Frontiers in Nutrition, analyzed data from 17,161 elderly participants collected through the National Health and Nutrition Examination Survey between 2005 and 2018.

The team of researchers from Hangzhou Medical College in China investigated the correlation between GNRI levels and the incidence of OAB. Their findings revealed that individuals with OAB exhibited a notably lower GNRI compared to those without the condition.

Utilizing multifactorial logistic regression analysis, the study confirmed that GNRI is a strong predictor of OAB risk. A nonlinear negative correlation was identified, suggesting that as GNRI decreases, the likelihood of developing OAB increases. Additionally, the GNRI proved to be more effective than isolated measures such as serum albumin or body mass index in predicting the risk of OAB, as demonstrated through receiver operating characteristic analysis.

The research also explored how inflammatory responses and cognitive function may mediate the relationship between GNRI and OAB. The results indicated that inflammation played a significant role, while cognitive function had a relatively minor impact on the association.

The authors advocate for the inclusion of GNRI in routine clinical screenings to enhance the identification of individuals at risk for OAB. By incorporating this index into patient assessments, healthcare providers may be better equipped to tailor treatment strategies and improve outcomes for those affected by OAB.

This study underscores the importance of nutritional health in managing bladder conditions among the elderly and highlights the potential for GNRI to inform clinical practice.


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