Table 3. Changes in measurements of leg length and skull circumference, from baseline to follow-up, by baseline cognitive status (data pooled across sites).
| Change in leg length from baseline to follow-up | Change in skull circumference from baseline to follow-up | |||
|---|---|---|---|---|
| N | Change score (95% CI) | n | Change score (95% CI) | |
| 1. Cognitively normal | 6555 | -0.85 (-0.99 to -0.71) | 6760 | -0.20 (-0.23 to -0.16) |
| 2. CIND1 | 366 | -1.31 (-1.87 to -0.75) | 375 | -0.08 (-0.23 to +0.07) |
| 3. Dementia | 442 | -2.67 (-3.18 to -2.17) | 480 | -0.33 (-0.45 to -0.20) |
| All | 7383 | -0.99 (-1.12 to -0.85) | 7615 | -0.20 (-0.23 to -0.17) |
| Overall effect of baseline cognitive status | F = 21.1, 2 df, p<0.001 | F = 6.6, 2 df, p = 0.03 | ||
| Scheffe test | p-value for group comparison | p-value for group comparison | ||
| 3 versus 1 | p<0.001 | p = 0.13 | ||
| 3 versus 2 | p = 0.004 | p = 0.04 | ||
| 2 versus 1 | p = 0.34 | p = 0.30 | ||
1. Cognitive Impairment, No Dementia