Case Report

Actigraphic Recording of Manic Symptoms Induced by Methylphenidate

Table 1

Mean values for actigraphic parameters before and during treatment with methylphenidate.

Daily dosage and duration of treatment with methylphenidate
Parameter0 mg for 16 days18 mg for 6 days36 mg for 5 days

Sleep efficiency (%)80.469.067.4
Sleep latency (h : min)0 : 41 : 21 : 1
Actual sleep time (%)87.886.780.0
Actual wake time (%)12.213.420.0
Mean activity score12.113.526.5
Movement and fragmentation index31.234.944.8
Number of minutes moving14.115.722.3
Number of minutes immobile86.084.477.7