Table 1.

Schedule of data collection

Outcome	Active intervention			Follow-up
	Week 0	Week 4	Week 10	Week 14	Week 18	Week 22	Week 26
Primary outcome—pain
Brief Pain Inventory	X	X	X	X	X	X	X
Secondary outcomes—fatigue, sleep, anxiety and quality of life
Brief Fatigue Inventory	X		X		X		X
Insomnia Severity Index	X		X		X		X
Hospital Anxiety and Depression Scale	X		X		X		X
PROMIS-10 Global Health	X		X		X		X
Patients’ Global Impression of Change			X		X		X
Covariates
Demographics (eg, age, sex, race/ethnicity)	X						X
Clinical characteristics (eg, tumour type, stage, cancer therapy)	X						X
Pain medication diary	X	X	X	X			X
Predictive variables
Mao expectancy of treatment effects	X		X

PROMIS-10, Patient-Reported Outcomes Measurement Information System.