Table 1

Differences between healthy controls and adults with ADHD on head and lower extremity movements
Measures Controls mean ADHDmean ANCOVA* Group F Effect Size Cohens d' ROC Area
[95% CI] [95% CI] †q value [95% CI] [95% CI]
Head Movements
Immobility duration (sec) 0.42 0.18 14.97 0.85 0.77
[0.33–0.50] [0.16–0.21] p<0.0003 [0.71–1.21] [0.68–0.86]
Microevents 1283 2255 19.36 1.00 0.79
[1055–1511] [1907–2603] p<0.00004 [0.64–1.34] [0.70–0.88]
Displacement (m) 2.25 3.94 11.65 0.73 0.79
[1.62–2.89] [3.28–4.59] p<0.001 [0.31–1.35] [0.70–0.88]
Area (cm2) 65.02 145.6 24.09 0.98 0.82
[45.38–84.66] [116.6–174.7] p<10-5 [0.56–1.50] [0.74–0.90]
Spatial Complexity 1.31 1.11 25.71 1.08 0.85
[1.25–1.37] [1.09–1.13] p<10-5 [0.92–1.52] [0.78–0.93]
Temporal Scaling 0.41 0.63 12.58 0.83 0.72
[0.34–0.49] [0.56–0.71] p<0.0007 [0.44–1.25] [0.63–0.82]
Shin Movements
Immobility duration (sec) 4.84 0.74 29.62 1.10 0.88
[3.60–6.08] [0.53–0.94] p<10-5 [0.99–1.50] [0.81–0.95]
Microevents 250.7 1048.4 23.69 1.01 0.88
[149.6–351.8] [680.4–1416.5] p<10-5 [0.71–1.27] [0.81–0.94]
Displacement (m) 0.44 1.93 22.42 0.96 0.88
[0.21–0.67] [1.23–2.64] p<0.00002 [0.64–1.22] [0.81–0.95]
Area (cm2) 12.65 45.36 27.09 1.05 0.88
[6.32–18.99] [32.79–57.92] p<10-5 [0.62–1.60] [0.82–0.95]
Spatial Complexity 2.22 1.33 44.44 1.45 0.87
[2.02–2.42] [1.26–1.40] p<10-7 [1.26–1.95] [0.80–0.94]
Temporal Scaling 0.07 0.49 57.25 1.60 0.88
[−0.001–0.14] [0.42–0.57] p<10-9 [1.26–2.11] [0.81–0.95]

*Main effect of group. Effects of Age and Gender were not significant for any measure after correction for multiple comparisons.

†q value = p value adjusted for multiple comparisons using the False Discovery Rate method of Benjamini and Hochberg.

Teicher et al.

Teicher et al. BMC Psychiatry 2012 12:190   doi:10.1186/1471-244X-12-190

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