Table 3.
Association of poor performance and mortality, stratified by age group (equal to or younger than 65 years and over 65 years) in the eight cognitive measures separately and the combined composite cognition score
| Test | Age <= 65 years | Age > 65 years | ||||||
|---|---|---|---|---|---|---|---|---|
| n/N | HR | (95% CI) | P value | n/N | HR | (95% CI) | P value | |
| SF-EMSE | 95/3102 | 1.19 | (0.72, 1.97) | 0.5 | 700/5171 | 1.17 | (1.00, 1.37) | 0.05 |
| HVLT | 96/3048 | 1.74 | (1.05, 2.87) | 0.03 | 639/4896 | 1.15 | (0.97, 1.36) | 0.1 |
| PAL-FTMS | 91/2843 | 1.15 | (0.68, 1.92) | 0.6 | 594/4430 | 1.18 | (1.00, 1.39) | 0.05 |
| PW-accuracy | 95/3088 | 1.60 | (1.01, 2.54) | 0.04 | 683/5117 | 1.29 | (1.10, 1.50) | 0.001 |
| VST-simple | 83/2683 | 1.11 | (0.64, 1.92) | 0.7 | 530/4280 | 1.25 | (1.05, 1.50) | 0.01 |
| VST-complex | 83/2683 | 1.68 | (1.02, 2.75) | 0.04 | 530/4280 | 1.23 | (1.03, 1.47) | 0.02 |
| Sh-NART | 90/3005 | 0.80 | (0.46, 1.39) | 0.4 | 628/4902 | 0.99 | (0.81, 1.22) | 0.9 |
| Pros. mem | 95/3086 | 1.27 | (0.70, 2.30) | 0.4 | 689/5113 | 1.26 | (1.07, 1.49) | 0.01 |
| EPIC-COGComp | 74/2383 | 1.76 | (1.03, 3.02) | 0.04 | 431/3590 | 1.28 | (1.04, 1.56) | 0.02 |
CI confidence interval, HVLT hopkins verbal learning test, N number included in the analysis, n number of deaths, PAL-FTMS paired associated learning, first trial memory score, Pros. Mem prospective memory, PW-Acc PW-accuracy, SF-EMSE short form extended mental state exam, Sh-NART short national adult reading test, VST visual sensitivity test