highly significantp = 0.01
Post hoc comparisons using t-tests with Bonferroni correction indicated highly significant differences (sports group and socially engaged group, t (243) = −2.89, p = 0.01, d = −0.37; sports group and nature protection organization, t (237) = −7.33, p < 0.001, d = −0.96; socially engaged group and nature protection organization, t (216) = −4.22, p < 0.001, d = −0.58).