|  |  |  |  | Comparisonb | |
---|---|---|---|---|---|---|
Index | Cohort | n | Meana (SD) | Meana (SD) | t(df) | P |
Alerting | Â | Â | Neutral cue | No cue | Â | Â |
 | TD | 42 | 862 (200) | 861 (213) | 1.22 (41) | 0.23 |
 | 22q11.2DS | 31 | 882 (174) | 893 (169) | −0.91 (30) | 0.37 |
 | FXS | 24 | 881 (226) | 912 (235) | −0.93 (23) | 0.36 |
 | TS | 31 | 968 (270) | 1000 (292) | −0.89 (30) | 0.38 |
Orienting | Â | Â | Valid cue | Invalid cue | Â | Â |
 | TD | 42 | 748 (186) | 864 (210) | −7.94 (41) | <0.001 |
 | 22q11.2DS | 31 | 761 (164) | 913 (201) | −5.67 (30) | <0.001 |
 | FXS | 24 | 825 (248) | 880 (196) | −1.28 (23) | 0.21 |
 | TS | 31 | 855 (250) | 966 (240) | −3.91 (30) | <0.001 |
Executive | Â | Â | Congruent | Incongruent | Â | Â |
 | TD | 42 | 828 (225) | 874 (198) | −4.90 (41) | <0.001 |
 | 22q11.2DS | 31 | 833 (149) | 905 (203) | −3.89 (30) | <0.001 |
 | FXS | 24 | 852 (227) | 946 (263) | −4.52 (23) | <0.001 |
 | TS | 31 | 931 (250) | 1035 (304) | −4.90 (30) | <0.001 |