Table 4 Overactivity and impulsivity among the RTT and contrast groups: mean Activity Questionnaire scores (SD, range)
From: A national survey of Rett syndrome: behavioural characteristics
RTT | Contrast | Mann Whitney | |||
|---|---|---|---|---|---|
( N = 88) | ( N = 66) | U | z | P value | |
Total score | 14.4 (11.94, 0 to 52) | 33.1 (14.92,0 to 60) | 910.0 | −7.14 | .001 |
Overactivity | 8.6 (6.30, 0 to 31) | 18.7 (8.92, 0 to 37) | 1,009.5 | −6.84 | .001 |
Impulsivity | 5.8 (7.03, 0 to 24) | 14.4 (7.91, 0 to 24) | 1,193.0 | −6.14 | .001 |
Impulsivity (immobile) | 2.8 (6.0, 0 to 24) | 9.8 (7.67, 0 to 24) | 262.5 | −4.62 | .001 |
Impulsivity (mobile) | 8.6 (6.81, 0 to 22) | 18.6 (5.48, 6 to 24) | 207.0 | −5.53 | .001 |