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Table 3 Impact of delirium and other clinical indices on the primary and secondary endpoints

From: Delirium is associated with high mortality in older adult patients with acute decompensated heart failure

Primary endpoint (90-day mortality)

Univariable

Multivariable

HR

95% CI

p-value

Adjusted HR

95% CI

p-value

 Age

1.0

0.9–1.1

0.989

0.9

0.8–1.0

0.081

 Male sex

0.4

0.1–1.7

0.240

0.5

0.1–2.2

0.334

 Clinical frailty scale score

2.0

1.3–3.0

0.002

1.5

0.9–2.5

0.181

 Dementia

6.4

1.6–25.7

0.009

3.0

0.5–20.2

0.251

 BNP level

1.0

1.0–1.1

0.673

1.0

0.9–1.0

0.372

 Delirium

6.8

1.7–27.3

0.007

6.8

1.1–42.6

0.042

Risk factors for delirium

Univariable

Multivariable

OR

95% CI

p-value

Adjusted OR

95% CI

p-value

 Age

1.1

1.0–1.2

0.001

1.1

1.0–1.2

0.040

 Male sex

1.1

0.5–2.3

0.859

3.2

1.2–10.1

0.031

 Clinical frailty scale score

2.5

1.7–3.8

< 0.001

2.1

1.4–3.4

< 0.001

 Dementia

6.3

2.7–14.9

< 0.001

3.3

1.1–10.4

0.040

 BNP level

1.0

1.0–1.1

0.040

1.0

1.0–1.1

0.339

  1. BNP Brain natriuretic peptide, CI Confidence interval, HR Hazard ratio, OR Odds ratio