marginally significantp = 0.05
For heart rate changes, repeated measures ANCOVA showed no significant main effect of time (F (11, 28) = 0.74, p = 0.69) or group (F (1, 38) = 0.81, p = 0.45), although the group by time interaction was marginally significant (F (22, 58) = 1.52, p = 0.05, η 2 = 0.07).