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1815 Sleep Problems and ADHD. Epidemiological Study in School Children in Andalusia, Spain
  1. A Lora-Espinosa1,
  2. MJ Díaz-Aguilar2,
  3. R Jiménez-Alés3,
  4. N Palomino-Urda4,
  5. R Hergueta-Lendínez3,
  6. M Montes-Peña5,
  7. J Murcia-García6,
  8. N Martinez-Moral7,
  9. J Barea-Garcia7,
  10. A Prosper-Gibert7
  1. 1Servicio Sanitario Público Andalucia, Unidad Investigacion Distrito Sanitario Malaga
  2. 2Centro de Educación del Profesoradp, Málaga
  3. 3Servicio Sanitario Público Andalucia, Sevilla
  4. 4Servicio Sanitario Público Andalucia, Granada
  5. 5Servicio Sanitario Público Andalucia, Córdoba
  6. 6Servicio Sanitario Público Andalucia, Jaén
  7. 7Servicio Sanitario Público Andalucia, Cadiz, Spain


ADHD and sleep-problems frequently overlap and their relationship is complex and bidirectional. The association between ADHD and sleep-problems has been little studied in our community.

Objectives To find out the frequency of sleep-problems among ADHD children from 6–14 year old in Andalusia, Spain.

Methods Prevalence study. Target population: school-students 6–14y=686.332 children; centres=2.493. Multistage cluster sampling centres=74.

Method Questionnaires-DSM-IV-TR-ADHD and performance Vanderbilt-parents-and-teachers, sleep-questionnaire (BEARS), interview and medical examination.

Results N=1963.

Meet criteria-DSM-IV-R-ADHD=157, male=111, female=46; ADHD-IA=62, ADHD-HI=31, ADHD-C=64; control=197Comorbidity ADHD-sleep-problems: Sleep-problems in the first year of life: 36%-ADHD, 25%-control. (p=0.03). Bedtime resistance:30%–ADHD, 6%-control.(p=0.000). Daytime sleepiness:10%-ADHD, 1.5%-control.(p=0.000). Night- Awakenings:14%-ADHD, 2%-control.(p=0.000). Snoring: 20%-ADHD, 5.6%-control.(p=0.000) Sleepwalking and sleep terrors:14%-ADHD, 2.5%-control.(p=0.000). Periodic limb movements in sleep: 51%-ADHD, 8%-control.(p=0.000). Enuresis:18%-ADHD, 4.6%-control.(p=0.000)Regular time for bed: only 36%-ADHD. Bedsharing:18%-ADHD.≥ 3 sleep problems: 36%-ADHD. 12%- control. The association between ADHD subtypes and sleep-problems showed significant differences.

Conclusions The children with ADHD had more sleep-problems that control children.

The relationship between sleep disorders and ADHD should be considered by paediatricians as part of the global approach to the management of ADHD.

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