marginally non-significantp = .057
The lower slope between “no effort” and “moderate effort” was found to be marginally non-significant using a significance level of 0.05 (H(2) = 5.72, p = .057), but the upper slope between “moderate effort” and “extreme effort” showed significant differences between age groups (H(2) = 9.95, p = .007) (see Supplemental Table 1 and azimuth 0°).