Fig. 1

Absolute and relative beta in the frontal and central region. GS: good sleeper; IWLM: insomnias with a low mismatch; IWHM: insomnias with a high mismatch
Absolute and relative beta in the frontal and central region. GS: good sleeper; IWLM: insomnias with a low mismatch; IWHM: insomnias with a high mismatch