highly significantp = 0.009
But, a highly significant decrease in the intensity of mental pain was detected [M 0 = 4.3 ± 3.06, M 1 = 3.1 ± 2.36, M 2 = 2.7 ± 2.64: F (2, 38) = 5.4, p = 0.009; partial η 2 = 0.22; Cohen's f = 0.53].
But, a highly significant decrease in the intensity of mental pain was detected [M 0 = 4.3 ± 3.06, M 1 = 3.1 ± 2.36, M 2 = 2.7 ± 2.64: F (2, 38) = 5.4, p = 0.009; partial η 2 = 0.22; Cohen's f = 0.53].