Table 1.

Timetable of outcome measurements.

		Data collection time point
Variables	Measure/Source	Pretreatment	Post-treatment	ED discharge	1-week and 4 follow-up
Assessments
Pain Intensity	Numeric Rating Scale, 0-10	X	X	X#	X
Anxiety	Numeric Rating Scale, 0-10	X	X	X#	X
All pain medications in the ED and prescriptions	EHR			X
Pain medication and/or opioid use	Self-report				X
Baseline variables of interest
Demographics	EHR data and self-report	X
Current Medications	Self-report	X
Opioid use – last 30 days		X
Previous acupuncture use		X
ED visits in last year		X
Other variables of interest
Expectancy	Self-report	X
Satisfaction questions			X	X	X
ED impact (ACUPUNCTURE PATIENTS ONLY)				X

Outcome assessments by time-point. # Pain Intensity and Anxiety will only be assessed at ED discharge, if the time is >15 minutes from the Post-treatment time-point.