ALB and respiratory failure: The following host factors significantly increased the risk of the composite outcome: albumin < 2.5 g/dL (adjusted OR [aOR]: 1.59; 95% CI 1.29–2.29), respiratory failure (aOR: 1.51; 95% CI 1.20–2.11), and dependent ADL (aOR: 1.46; 95% CI 1.18–2.12).