Subject Summary Statistics Subcategorized by Global PiB: Positive and Negative
| Two-sided rank sum P | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Statistic | CN− (n = 14) | CN+ (n = 6) | aMCI− (n = 8) | aMCI+ (n = 9) | naMCI− (n = 6) | AD+ (n = 13) | aMCI+ vs. aMCI− | aMCI+ vs. naMCI | aMCI− vs. naMCI |
| Age | |||||||||
| Median | 75.0 | 78.0 | 82.0 | 73.0 | 75.5 | 79.0 | 0.09 | 0.41 | 0.33 |
| Range | 72.0–88.0 | 73.0–90.0 | 76.0–87.0 | 56.0–87.0 | 70.0–90.0 | 54.0–91.0 | |||
| Education | |||||||||
| Median | 13.5 | 16.0 | 12.0 | 16.0 | 12.0 | 16.0 | 0.083 | 0.12 | 0.55 |
| Range | 12.0–20.0 | 12.0–20.0 | 11.0–19.0 | 12.0–20.0 | 8.0–19.0 | 8.0–20.0 | |||
| Memory | |||||||||
| Median | 10.3 | 10.5 | 7.4 | 6.0 | 7.9 | 4.1 | 0.34 | 0.098 | 0.65 |
| Range | 8.2–12.8 | 6.6–12.6 | 4.7–10.3 | 3.9–9.1 | 6.4–8.9 | 2.4–5.9 | |||
| Language | |||||||||
| Median | 10.8 | 13.3 | 9.3 | 9.5 | 9.3 | 5.4 | 0.77 | 0.55 | 0.79 |
| Range | 8.5–15.0 | 10.5–14.0 | 7.0–12.5 | 7.5–12.0 | 6.3–12.5 | 2.0–12.3 | |||
| Attention | |||||||||
| Median | 10.3 | 11.2 | 8.3 | 11.0 | 6.4 | 5.6 | 0.067 | 0.005 | 0.045 |
| Range | 7.7–14.7 | 7.3–15.3 | 5.7–12.0 | 6.7–11.8 | 2.7–8.3 | 2.7–11.3 | |||
| Visuospatial | |||||||||
| Median | 10.5 | 12.8 | 10.8 | 13.0 | 6.3 | 8.0 | 0.17 | 0.004 | 0.002 |
| Range | 6.5–14.5 | 7.5–15.0 | 9.0–15.0 | 6.5–15.5 | 5.0–8.5 | 2.0–14.0 | |||
| Short test score | |||||||||
| Median | 35.0 | 35.0 | 32.0 | 32.0 | 30.5 | 20.0 | 0.52 | 0.048 | 0.48 |
| Range | 28.0–38.0 | 30.0–38.0 | 22.0–35.0 | 30.0–35.0 | 23.0–33.0 | 7.0–34.0 | |||
| CDR sum of boxes | |||||||||
| Median | 0.0 | 0.0 | 1.0 | 1.5 | 0.8 | 5.5 | 0.17 | 0.31 | 0.90 |
| Range | 0.0–0.5 | 0.0–0.5 | 0.0–2.5 | 0.5–4.5 | 0.0–4.5 | 1.5–13.0 | |||