Table 1 Comparison of neuropsychological test scores for each genotype and results of ANOVA
COMT Genotype | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Met/Met | Met/Val | Val/Val | ANOVA | ||||||
Mean (SD) | N | Mean (SD) | N | Mean (SD) | N | F | P | ||
Working Memory Freedom from distractability Score | 16.65 (4.60) | 23 | 16.51 (4.58) | 70 | 16.55 (5.76) | 31 | 0.007 | 0.993 | |
MFFT | Mean Reaction Time of Incorrect | 607.89 (441.08) | 24 | 659.81 (628.27) | 61 | 661.02 (508.34) | 29 | 0.081 | 0.922 |
Mean Reaction Time of Corrrect | 670.17 (498.93) | 24 | 690.30 (669.07) | 61 | 719.86 (578.75) | 29 | 0.045 | 0.956 | |
No. of Incorrect | 40.29 (38.52) | 24 | 50.57 (42.16) | 61 | 40.28 (40.22) | 29 | 0.896 | 0.411 | |
CPT | Comission errors | 41.92 (43.65) | 24 | 51.15 (42.52) | 61 | 46.41 (40.81) | 29 | 0.437 | 0.647 |
Omission errors | 28.50 (41.74) | 24 | 44.34 (47.57) | 61 | 31.62 (42.54) | 29 | 1.42 | 0.246 | |
Stop Task | % Inhibition | 73.45 (25.78) | 24 | 81.95 (23.92) | 61 | 69.32 (32.51) | 29 | 2.456 | 0.09 |
Mean Reaction time (ms) | 383.13 (239.67) | 24 | 325.13 (252.60) | 61 | 341.05 (240.64) | 29 | 0.475 | 0.623 | |
Go No Go Task | % Inhibition | 72.86 (24.28) | 24 | 79.61 (22.99) | 61 | 68.52 (29.61) | 29 | 2.075 | 0.13 |
Mean Reaction Time | 316.40 (183.10) | 24 | 258.66 (174.35) | 61 | 276.66 (166.51) | 29 | 0.946 | 0.391 | |