Table 3.
Means (± SD) of the frequency (Hz) characteristics of trunk movement under stable and unstable base conditions.
Medial-lateral
Movement
Cephalo-caudal
Movement
Anterior-posterior
Movement
Stable Base
.41 (.09)
.58 (.12)
.56 (.12)
Unstable Base
1.21 (.87)
.89 (.31)
1.62 (.85)