A secondary analysis of the Setouchi Breast Project-10 randomized trial suggests that physician-led educational programmes and structured exercise may help sustain breast cancer-specific quality of life in survivors, although no consistent improvements were seen in global quality of life or psychological symptoms.
What was known
Earlier detection and multimodal treatment have increased the number of women living many years after breast cancer, shifting attention to survivorship care and health-related quality of life. Exercise- and education-based interventions have shown short-term benefits, but whether those benefits last over time remained unclear.
What this work adds
This is an exploratory secondary analysis of a randomized trial that assessed the longitudinal effects of these interventions on quality of life and psychological outcomes after initial treatment. It included 342 patients with stage 0-III breast cancer within one year of completing treatment, assigned to usual care (n = 114), education (n = 120) or exercise (n = 108). Quality of life was measured with the FACT-B questionnaire and its subscales, and psychological outcomes with the HADS, at baseline and at 2, 4, 6 and 12 months. Responder analyses based on minimally important differences and mixed-effects models for repeated measures were conducted.
Main results
The education group showed greater early improvement in the FACT-B Trial Outcome Index at two months compared with usual care (51% versus 32%; p = 0.003). Analyses based on minimally important differences suggested deterioration in some global domains at 12 months in the exercise group, whereas longitudinal analyses showed sustained improvement on the breast cancer subscale in both intervention groups. No consistent between-group differences were observed in global quality of life or in HADS scores.
What it means
The authors conclude that the findings should be interpreted with caution because of the exploratory nature of the analysis, but that low-cost educational approaches could be a resource-efficient option in survivorship care. For patients, the practical message is that educational support during follow-up may help them sustain disease-specific wellbeing, without implying any promise of improvement in mood or overall quality of life.
Reading from the breast unit
Structured education during follow-up is a cheap intervention that is easy to integrate into a breast unit clinic, and this work supports its value compared with more costly strategies. The results, however, suggest choosing the type and intensity of exercise carefully and measuring outcomes with breast cancer-specific instruments alongside global ones.
Reference: Jo A, Iwamoto T, Kawada K, Suzuki Y, Hara K, Yoshitomi S, et al. Effects of exercise and educational programs on long-term quality of life, anxiety, and depression in breast cancer survivors: an exploratory secondary analysis of the Setouchi breast project-10 randomized controlled trial. Breast Cancer (Tokyo), 2026. DOI 10.1007/s12282-026-01920-w
