Lower-level contrast 1 (se_new > pe_old)
Lower-level contrast 2 (se_new, pe_new > se_old, pe_old)
Lower-level contrast 3 (se_new > se_old)
Lower-level contrast 4 (se_new > se_old, pe_old)
Lower-level contrast 5 (se_new, pe_new > pe_old)
Lower-level contrast 6 (no_cut > se_new)
Lower-level contrast 7 (no_cut > se_old)
Lower-level contrast 8 (no_cut > se_new, se_old)
Lower-level contrast 9 (no_cut > pe_new, pe_old)
Lower-level contrast 10 (ao: se_new > se_old)
Design matrix