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. 2018 Sep 17;18:298. doi: 10.1186/s12888-018-1879-4

Table 2.

The differences in sleep status, bedtime activities, and anxiety/depression between the two groups

ADHD U
Non-Symptomatic
x¯ (SD)
Symptomatic
x¯ (SD)
Sleep length
 Weekdays 9.3 (0.6) 9.3 (0.7) 25,424.0
 Weekends 10.1 (0.9) 10.3 (2.8) 26,846.0
Sleep problems (total score) 46.3 (6.7) 52.9 (6.9) 9237.0***
 Bedtime resistance 8.2 (2.2) 9.6 (2.6) 14,984.5***
 Sleep onset delay 1.4 (0.6) 1.6 (0.7) 24,284.5*
 Sleep duration 4.4 (1.4) 5.3 (1.5) 17,729.0***
 Sleep anxiety 5.4 (1.8) 6.1 (1.9) 20,815.0*
 Night waking 3.5 (0.8) 4.1 (1.2) 20,552.5***
 Parasomnias 8.4 (1.4) 9.3 (1.9) 17,845.0***
 Sleep-disordered breath 3.3 (0.6) 3.8 (1.2) 20,407.0***
 Daytime sleepiness 11.8 (2.8) 13.1 (2.7) 17,546.0***
Bedtime activities
 Screen activities 5.3 (2.2) 6.0 (2.9) 22,595.0*
 Diet 4.7 (1.9) 5.4 (2.9) 22,705.0+
Anxiety/depression 2.7 (2.9) 5.9 (4.1) 13,516.0***

+P < 0.1, *P < 0.05, ***P < 0.0001