3.3. Behavioural data
The results of the behavioural observations are presented in full in Table 4. Specific variables that were found to differ significantly within or between treatment weeks are depicted in Figs. 4 and 5. Within the silent week, regardless of whether it occurred before (Group A) or after (Group B) the music week, there were no statistically significant differences in any of the behavioural measures studied.
Within the music week, however, significant changes were observed in behaviour between the M1 and M2 recording periods. Specifically, in the mornings subjects in Group A spent significantly (P b 0.05) more