Research Article
Causes of Mortality in Korean Patients with Neurodegenerative Dementia
Table 3
Differences in mortality rates between patients in the neurodegenerative dementia and control groups according to the cause of death.
| | Cause of death | Total participants | | Neurodegenerative dementia () | Control () | Odds ratio (95% CI) | value |
| | All causes of death (, %) | 3,873 (34.5) | 8,434 (18.8) | 2.28 (2.18–2.39) | <0.001 | | Infection (, %) | 100 (0.9) | 197 (0.4) | 2.04 (1.60–2.60) | <0.001 | | Neoplasm (, %) | 408 (3.6) | 1,846 (4.1) | 0.88 (0.79–0.98) | 0.021 | | Metabolic disease (, %) | 226 (2.0) | 377 (0.8) | 2.43 (2.06–2.87) | <0.001 | | Mental diseases (, %) | 219 (2.0) | 194 (0.4) | 4.89 (3.78–5.57) | <0.001 | | Neurologic disease (n, %) | 489 (4.4) | 128 (0.3) | 15.93 (13.10–19.38) | <0.001 | | Circulatory disease (, %) | 1,123 (10.0) | 2,329 (5.2) | 2.03 (1.89–2.19) | <0.001 | | Respiratory disease (, %) | 441 (3.9) | 812 (1.8) | 2.22 (1.97–2.50) | <0.001 | | Digestive disease (, %) | 88 (0.8) | 257 (0.6) | 1.37 (1.08–1.75) | 0.010 | | Muscular disease (, %) | 40 (0.4) | 79 (0.2) | 2.03 (1.39–2.97) | <0.001 | | Genitourinary disease (, %) | 88 (0.8) | 167 (0.4) | 2.12 (1.63–2.74) | <0.001 | | Trauma (, %) | 166 (1.5) | 468 (1.0) | 1.43 (1.19–1.70) | <0.001 | | Other (, %) | 485 (4.3) | 1,580 (3.5) | 1.24 (1.12–1.37) | <0.001 |
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Chi-square or Fisher’s exact test. Significance set at a false discovery rate-adjusted P value of < 0.05. CI: confidence interval. |
