In the multivariable model, semisolid aspiration showed the strongest association with aspiration (PAS ≥ 6), although it did not reach statistical significance (adjusted OR 9.97; 95% CI 0.87–113.57; p = 0.064).
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Swallowing impairment and aspiration risk in clinically stabilized patients hospitalized for acute respiratory events: a cohort-wide machine-learning analysis with COPD-specific insights.
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