highly significantp < 0.01
The across-parish-correlation between the SmRRs and the proportions with post-secondary educational level among the residents was highly significant for preschool children (r S = -0.59; p < 0.01), but not for schoolchildren (r S = -0.21; p = 0.10) and adolescents (r S = -0.12; p = 0.24).