FIG 1.

Study schema for participants included in the Diet, Exercise, Lifestyle and Cancer Prognosis (DELCaP) analysis, an observational study ancillary to SWOG S0221, a randomized treatment trial for high-risk breast cancer. CRA, clinical research associate; Q1, questionnaire 1 completed at registration in the trial before initiation of chemotherapy; Q2, questionnaire 2 completed at completion of active treatment (approximately 6 months after registration in S0221; ‘other’ patients were collapsed into other categories). *Other: mental disability, loss of vision, physician removed patient from study, dropped on suspicion of metastasis.