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1
In 2679 ICU patients, higher Gastrointestinal Dysfunction Score values were associated with 28- and 90-day mortality, ICU-free days, and parenteral nutrition use.
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2
Intra-abdominal pressure and gastric residual volume were often unmeasured, and unmeasured components were classified as normal.
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3
Because measurement opportunities varied with illness severity and admission type, identical scores may reflect different clinical information.
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4
Sensitivity analyses supported the mortality association, but did not establish that scores have equivalent bedside meaning across measurement contexts.
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5
The score is a pragmatic, outcome-associated composite; whether GIDS-directed treatment changes improve outcomes remains unestablished.
