Table 3.
Incremental validity of LR predicting RAVLT Total Recall and Delayed Recall beyond other learning metrics (n = 674)
| Total model F(df), p, r 2 | Incremental r 2 change, p | |
|---|---|---|
| RAVLT Total Recall | F(5, 668) = 859.95, p < .001, r2 = 0.87 | |
| Step 1: Demographics | r 2 = 0.17, p < .001 | |
| Step 2: RLS | r 2 = 0.10, p < .001 | |
| Step 3: LR | r 2 = 0.59, p < .001 | |
| RAVLT Total Recall | F(5, 668) = 307.00, p < .001, r2 = 0.68 | |
| Step 1: Demographics | r 2 = 0.17, p < .001 | |
| Step 2: LOT | r 2 = 0.19, p < .001 | |
| Step 3: LR | r 2 = 0.33, p < .001 | |
| RAVLT Total Recall | F(5, 668) = 1317.31, p < .001, r2 = 0.91 | |
| Step 1: Demographics | r 2 = 0.17, p < .001 | |
| Step 2: Trial 1 | r 2 = 0.36, p < .001 | |
| Step 3: LR | r 2 = 0.38, p < .001 | |
| RAVLT Delayed Recall | F(5, 668) = 195.69, p < .001, r2 = 0.59 | |
| Step 1: Demographics | r 2 = 0.12, p < .001 | |
| Step 2: RLS | r 2 = 0.18, p < .001 | |
| Step 3: LR | r 2 = 0.30, p < .001 | |
| RAVLT Delayed Recall | F(5, 668) = 107.97, p < .001, r2 = 0.56 | |
| Step 1: Demographics | r 2 = 0.12, p < .001 | |
| Step 2: LOT | r 2 = 0.22, p < .001 | |
| Step 3: LR | r 2 = 0.23, p < .001 | |
| RAVLT Delayed Recall | F(5, 668) = 206.89, p < .001, r2 = 0.61 | |
| Step 1: Demographics | r 2 = 0.12, p < .001 | |
| Step 2: Trial 1 | r 2 = 0.11, p < .001 | |
| Step 3: LR | r 2 = 0.38, p < .001 |
Note: RAVLT = Rey Auditory Verbal Learning Test – Revised, LR = Learning Ratio, RLS = Raw Learning Score, and LOT = learning over trials. Demographics reflects participant age, education, and sex.