Table 1

Data collection measurement timeline

Anticipated time frames	Event	Measurement	Tools
Day 0	Listed for CRC Surgery CNS Referral to Prehab	Demographics Diagnosis Treatment plan	Age, anthropometrics, diagnosis, enrolment decision
Day 7	Initial Prehab Assessment	Objective measures	Rockwood frailty score, Sit to stand 60 s, MIP, HGS, BMI, weight loss, MUAC
Day 7	Initial Prehab Assessment	Patient reported measures	PG-SGA score, FACIT-F, IPAQ, QOL, self-efficacy
Day 30	Pre-operative assessment	Objective measures	Rockwood frailty score, Sit to stand 60 s, MIP, HGS, BMI, weight loss, MUAC
Day 30	Pre-operative assessment	Patient reported measures	PG-SGA score, FACIT-F, IPAQ, QOL, self efficacy
Day 35	Post-operative assessment	Surgical and clinical details	Diagnosis, surgical complexity, complications and intensive care admissions
Days 60 and 120	Post-discharge follow-up	Satisfaction survey	Patient centred survey at 30 or 90 days post op

Representative data collection schedule, including tools and measures.
BMI, body mass index; CNS, clinical nurse specialist; CRC, colorectal cancer; FACIT-F, Functional Assessment of Chronic Illness - Fatigue Score; HGS, handgrip strength; IPAQ, International Physical activity Questionnaire; MIP, maximal inspiratory pressure; MUAC, mid-upper arm circumference; PG-SGA, Patient Generated Subjective Global Assessment; QOL, European Organization for the Research and Treatment of Cancer Quality of Life Questionnaire.