Table 1 Characteristics of hospitalized pneumonia patients with and without dementia
From: Association between dementia and discharge status in patients hospitalized with pneumonia
|  | Total (n = 412,844) | Dementia (n = 40,144) | Non-dementia (n = 372,700) | P |
|---|---|---|---|---|
Age (years), % | Â | Â | Â | <0.001 |
 60–69 | 14.9 | 2.2 | 16.3 |  |
 70–79 | 29.0 | 17.0 | 29.0 |  |
 80–89 | 40.4 | 55.4 | 40.4 |  |
  ≥ 90 | 15.6 | 25.3 | 15.6 |  |
Sex (female), % | 41.9 | 54.5 | 40.6 | <0.001 |
Body mass index (kg/m2),% | Â | Â | Â | <0.001 |
  < 15.9 | 9.1 | 11.5 | 8.9 |  |
 16.0–16.9 | 5.6 | 6.6 | 5.5 |  |
 17.0–18.4 | 10.9 | 12.2 | 10.8 |  |
 18.5–22.9 | 35.8 | 33.3 | 36.0 |  |
 23.0–24.9 | 10.8 | 7.7 | 11.2 |  |
 25–29.9 | 9.5 | 5.9 | 9.8 |  |
 30.0–34.9 | 1.4 | 0.7 | 1.4 |  |
  ≥ 35.0 | 0.3 | 0.1 | 0.3 |  |
Missing | 16.6 | 22.0 | 16.1 | Â |
A-DROP, % | Â | Â | Â | <0.001 |
 Mild | 9.6 | 1.3 | 10.4 |  |
 moderate | 61.7 | 63.0 | 61.5 |  |
 severe | 15.6 | 20.1 | 15.1 |  |
 most severe | 13.2 | 15.7 | 13.0 |  |
Charlson Comorbidity Index, % | Â | Â | Â | <0.001 |
 0 | 41.3 | 10.2 | 44.6 |  |
 1-–2 | 43.5 | 55.9 | 42.2 |  |
  ≥ 3 | 15.2 | 34.0 | 13.2 |  |
Cancer, % | 12.4 | 7.0 | 13.0 | <0.001 |
Hemodialysis, % | 1.7 | 1.1 | 1.7 | <0.001 |
Intensive care unit admission, % | 3.3 | 3.4 | 3.3 | 0.783 |