Payakachat, N.

score health children hui 3 study problem caregiver instrument qwb-sa hr-qol measure symptom family scale autism child outcome sf -6d quality effect hr-qol scores disorder carerqol publishing ag utility condition autism spectrum disorders table state well-being ces-d correlation research preference-based analysis evaluation survey sample domain severity value preference caregiving cost-effectiveness range pharmacoeconomic service university burden tilford information preference-based hr-qol outcomes springer spectrum treatment publishing arkansa behaviour carerqol -7d index 0.0 right vineland-ii adaptive hui 3 score well-being self-administered scale response intervention <0.01 carerqol instrument population self-administered health states patient cost-effectiveness analysis behavioural hui 3 scores quality-of-life 0.14 0.15