Research Article
Genetic Variants in the SORL1 Gene Are Associated with Age at Onset of Alzheimer Disease: A Survival Analysis
Table 1
Descriptive characteristics of cases and controls.
| | Variable | Total patients | Male patients | Female patients | Control |
| | Sample size | 791 | 334 | 457 | 782 | | Mean AAO (years ± SD) | 72.3 (±8.5) | 71.8 (±8.3) | 72.6 (±8.6) | NA | | Median AAO (years) | 73 | 73 | 73 | NA | | Range of age at onset (years) | 40–97 | 44–90 | 40–97 | NA | | Mean age at entry (years ± SD) | 77.6 (±8.6) | 77.5 (±8.4) | 78.2 (±8.7) | 73.4 (±7.9) | | Median age at entry (years) | 79 | 79 | 79 | 79 | | Range of age at entry (years) | 43–100 | 49–94 | 43–100 | 48–94 |
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