News summary

Association between prognostic nutritional index and mortality in older Japanese patients with severe post-stroke dysphagia requiring nutritional support: a retrospective cohort study

Source: Frontiers - Health • Published: 19 Oct 2026, 00:00

Summarized by Masters of Longevity from Frontiers - Health.

Reports a retrospective cohort finding that higher prognostic nutritional index values predict lower mortality in older patients with severe post-stroke swallowing dysfunction receiving nutritional support.

Association between prognostic nutritional index and mortality in older Japanese patients with severe post-stroke dysphagia requiring nutritional support: a retrospective cohort study
Key Takeaways
  • Each 1-point higher PNI was associated with a 7% reduction in all-cause mortality after multivariable adjustment.
  • Patients in the highest PNI tertile had a 75% lower mortality risk compared with the lowest tertile.
  • PNI showed a higher 1-year time-dependent AUC than CAR and improved discrimination when added to a clinical baseline model.
Read the full article at Frontiers - Health ↗

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