Acceptance and commitment therapy in parents of children with cancer at psychosocial risk: A randomized multiple baseline evaluation

Randomized multiple-baseline design trial in 12 parents at psychosocial risk whose children have cancer: a brief 2-session online intervention focused on repetitive negative thinking (RNT-focused ACT). Reductions in emotional symptoms and RNT were observed, along with increases in valued living, indicating feasibility and preliminary efficacy.