Table 3. Relation of Purpose in Life With AD in Sensitivity Analyses.
| Model (No. of Incident AD Cases) | Hazard Ratio (95% CI)a | P Value |
|---|---|---|
| Model 1: core model (n=155) | 0.48 (0.33-0.69) | <.001 |
| Model 2: excluding AD in year 1 (n=118) | 0.52 (0.34-0.79) | .002 |
| Model 3: excluding AD in years 1-2 (n=86) | 0.45 (0.27-0.74) | .002 |
| Model 4: excluding AD in years 1-3 (n=62) | 0.30 (0.17-0.53) | <.001 |
Abbreviations: AD, Alzheimer disease; CI, confidence interval.
a
Based on separate models; all models controlled for age, sex, and education.