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Table 5 Spearman’s correlations between overactivity and impulsivity and sleep quality

From: A cross-syndrome cohort comparison of sleep disturbance in children with Smith-Magenis syndrome, Angelman syndrome, autism spectrum disorder and tuberous sclerosis complex

   

Anxiety

Bedtime resistance

Sleep onset latency

Night waking

Sleep-disordered breathing

Parasomnias

Drowsiness

ASa

Overactivity

r s

–

.055

.179

.232

.308

.232

.332

Impulsivity

r s

–

.323

− .077

.150

− .031

.181

− .145

SMS

Overactivity

r s

− .182

− .004

.433*

.034

.199

.443*

− .043

Impulsivity

r s

.032

.059

.396*

.109

.350

.273

.478*

TSC

Overactivity

r s

.057

.329

.247

.725**

.576**

.628**

.477*

Impulsivity

r s

.162

.480*

.262

.785**

.271

.362

.244

ASD

Overactivity

r s

− .060

.202

.435*

.249

− .089

.497**

.045

Impulsivity

r s

.171

.318

.245

.266

− .009

.199

− .006

  1. *p < .05, **p < .01
  2. aDue to the majority of verbal items on the sleep anxiety subscale, children with AS were not included in this analysis