Effects of Methylphenidate on Sleep Functioning in Children with Attention-Deficit/Hyperactivity Disorder.
Effects of Methylphenidate on Sleep Functioning in Children with Attention-Deficit/Hyperactivity Disorder.
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DOI:
10.1097/dbp.0000000000000285
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发表时间:
2016-06
期刊:
影响因子:
--
通讯作者:
Epstein JN
中科院分区:
文献类型:
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作者:
Becker SP;Froehlich TE;Epstein JN
To examine the effects of stimulant medication on the sleep functioning of children with attention-deficit/hyperactivity disorder (ADHD) and identify predictors of sleep problems as a side effect of taking stimulant medication. One-hundred-sixty-three stimulant-naïve children (72% male) ages 7-11 years diagnosed with ADHD (120 with ADHD Predominantly Inattentive Type, 43 with ADHD Combined Type) participated in a four-week, randomized, double-blind, placebo-controlled trial of once-daily (long-acting) methylphenidate (MPH). Parents completed weekly side effect ratings including an item related to sleep problems. Ten percent of patients had parent-rated sleep problems prior to the initiation of medication. Rates of parent-rated sleep problems during MPH titration generally increased with increasing MPH dose (placebo: 8%; low dose: 18%; medium dose: 15%; high dose: 25%). Differences emerged between children with (n=16) or without (n=147) pre-existing sleep problems. Although 23% of children without pre-existing sleep problems went on to have sleep problems at the highest MPH dose, only 37.5% of children with pre-existing sleep problems still had sleep problems at the highest MPH dose. Lower weight and lower body mass index (BMI) were associated with increased sleep problems during MPH titration. This study demonstrated a general association between increased MPH dose and increased sleep problems in children with ADHD, particularly for children of lower weight/BMI. However, a substantial proportion of children with pre-existing sleep difficulties no longer had sleep problems on the highest MPH dose, which may help explain mixed findings reported to date in studies examining the impact of MPH on sleep functioning in children with ADHD and suggests that MPH dose titration should not be avoided solely on the basis of a child's premorbid sleep problems. Future research is needed to replicate and extend these findings to more specific domains of sleep functioning and to identify differences between children with persistent or improved sleep functioning as a result of MPH use.