Table 4.
Performance of groups on the RTT as measured by execution time.
| Subtest | Group 1 mean (SD) |
Group 2 mean (SD) |
Group 3 mean (SD) |
p value | Multiple comparisons (<0.05) |
|---|---|---|---|---|---|
| 1 | 3.7 (2.1) | 6.4 (4.2) | 7.5 (4.6) | 0.057 | ns |
| 2 | 5.1 (2.2) | 7.0 (3.3) | 9.2 (6.1) | 0.006∗ | G1 × G3 G2 × G3 |
| 3 | 6.4 (3.5) | 9.4 (7.5) | 11.2 (7.9) | 0.047∗ | G1 × G3 |
| 4 | 9.7 (4.9) | 11.7 (8.1) | 14.1 (6.6) | 0.048∗ | G1 × G3 |
| 5 | 23.1 (7.7) | 28.5 (10.6) | 31.3 (11.1) | 0.017∗ | G1 × G2 G1 × G3 |
| 6 | 26.2 (7.0) | 30.8 (10.2) | 37.5 (13.9) | 0.002∗ | G1 × G3 G2 × G3 |
| 7 | 20.3 (7.0) | 24.0 (10.3) | 26.9 (8.0) | 0.034∗ | G1 × G3 |
| 8 | 18.4 (8.0) | 33.4 (11.5) | 33.7 (9.7) | 0.018∗ | G1 × G2 G1 × G3 |
| 9 | 15.6 (8.5) | 22.1 (10.0) | 24.7 (9.2) | 0.003∗ | G1 × G2 G1 × G3 |
| 10 | 18.8 (10.1) | 23.2 (8.5) | 25.4 (8.4) | 0.047∗ | G1 × G3 |
|
| |||||
| Total | 148.7 (37.4) | 190.1 (52.1) | 211.9 (55.4) | 0.002∗ | G1 × G2 G1 × G3 |
SD = standard deviation.
∗Statistically significant difference.