Table 2.
Group performance [Mean (SD)] | Complete Data | LGM Parameters [Estimate(SE)] | Correlation | |||||||
Cognitive Measure | 0 | 12 | 26 | 52 | N (% of sample) | Intercept | Slope | Variance of Intercept | Variance of Slope | Intercept-Slope |
Motor control task (√ ms) | 34.6 (5.4) | 34.1 (5.8) | 34.9 (6.9) | 35.0 (6.9) | 25 (43%) | 3.45 (0.83) | 0.07 (0.22) | 23.0 (8.88) | 0.50 (0.70) | 0.15 |
Pattern recognition (% correct) | 73.8 (16.5) | 76.3 (17.0) | 77.7 (17.2) | 73.9 (17.1) | 26 (45%) | 74.7 (2.12) | 0.17 (0.47) | 209 (49.2) | 4.22 (2.19) | -0.14 |
Spatial recognition (% correct) | 69.8 (14.3) | 67.1 (16.2) | 66.7 (16.1) | 63.0 (16.5) | 26 (45%) | 69.2 (1.79) | -1.21 (0.47) | 101 (36.3) | 0.70 (2.31) | 0.71 |
SoC optimal solutions | 6.22 (2.83) | 6.86 (2.93) | 6.93 (2.74) | 7.06 (2.31) | 20 (35%) | 6.29 (0.37) | 0.19 (0.07) | 4.87 (1.54) | 0.00 (0.10) | -0.65 |
SoC initial thinking time (√ ms) | 81.7 (28.7) | 76.0 (34.3) | 68.1 (39.4) | 67.3 (27.8) | 19 (33%) | 78.9 (3.91) | -2.69 (0.90) | 400 (173) | 19.0 (28.5) | -0.18 |
SoC subsequent thinking time (√ ms) | 50.0 (25.7) | 44.4 (27.7) | 33.1 (23.2) | 32.1 (24.3) | 18 (31%) | 48.5 (3.34) | -3.86 (0.75) | 427 (162) | 1.46 (9.37) | -0.52 |
SWM strategy score (squared) | 1509 (214) | 1555 (356) | 1409 (324) | 1304 (272) | 16 (28%) | 1434 (44.4) | -30.6 (9.94) | 54.5 (20.3)# | 3.03 (2.25)# | -0.45 |
SWM Total Errors | 53.2 (25.8) | 48.7 (24.7) | 40.8 (24.7) | 43.7 (30.8) | 15 (26%) | 53.0 (3.58) | -1.73 (0.74) | 461 (130) | 0.70 (4.79) | 0.74 |
Means (SD) and repeated measures ANOVA results. Scores shown are transformed to approximate the normal distribution. # × 10-3