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Table 1 Comparison of CSHQ scale scores between ADHD and control groups

From: Parent-reported sleep problems, symptom ratings, and serum ferritin levels in children with attention-deficit/hyperactivity disorder: a case control study

 

ADHD

Controls

  
 

Mean ± SD(n)

Mean ± SD(n)

t

p

CSHQ subscales

    

Bedtime resistance

11.9 ± 3.0(41)

9.4 ± 2.2(62)

4.906

<0.001

Sleep-onset delay*

1.8 ± 0.7(40)

1.7 ± 0.8(61)

0.294

0.769

Sleep duration*

5.2 ± 1.7(41)

4.6 ± 1.7(61)

1.933

0.056

Sleep anxiety

8.0 ± 2.4(41)

6.1 ± 2.0(62)

4.413

<0.001

Night wakings*

5.1 ± 1.9(40)

5.1 ± 1.5(62)

0.085

0.932

Parasomnias

11.9 ± 2.9(41)

9.6 ± 3.3(62)

3.567

0.001

Sleep-disordered breathing*

4.6 ± 1.9(40)

3.9 ± 1.5(62)

2.021

0.046

Daytime sleepiness

15.9 ± 3.5(41)

14.2 ± 3.3(62)

2.402

0.018

Total score

60.0 ± 10.4(41)

51.5 ± 9.2(62)

4.400

<0.001

  1. *Numbers of subjects do not add up to total N because of missing data.
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BMC Pediatrics

ISSN: 1471-2431

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