highly significantp < 0.001
The main effect of time was highly significant (F = 254.294, p < 0.001, η 2 = 0.861, large effect), with all groups showing medium improvements (20 % VRT: Cohen's d = 0.94, 35 % VRT: Cohen's d = 0.93, CRT: Cohen's d = 0.87). 3.2.