Variable (# of responses)	Categories	n (%)
Age, Years (n = 27)	25–34	5 (19%)
	35–44	8 (31%)
	45–54	3 (12%)
	55–64	8 (31%)
	65–75	2 (8%)
	Median (IQR)	46 (27–57)

Gender (n = 27)	Male	19 (70%)
	Female	5 (19%)
	Prefer to not answer	3 (11%)

Clinical Degree^b (n = 27)	Medical Doctor (MD)	16 (59%)
	Physician Assistant (PA)	8 (30%)
	Physical Therapist (PT)	3 (11%)
	Doctor of Chiropractic (DC)	0

Clinical Department^b	Neurosurgery	13 (48%)
	Orthopaedics	9 (33%)
	Physical Medicine & Rehabilitation	2 (7%)
	Pain Management	1 (4%)
	Physical or Occupational Therapy	2 (7%)

Clinical Setting^b	Private Diagnostic Outpatient Clinic	17 (38.6%)
	Hospital Based Care	17 (38.6%)
	Inpatient Care	10 (22.7%)

Occupation^b	Researcher	2 (6.3%)
	Clinician	23 (71.9%)
	Professor/Educator	7 (21.9%)
	Administrator	0

Years in Profession (n = 24)	0–3 years	2 (8%)
	4–10 years	7 (29%)
	10 + years	15 (63%)
Spine Surgery Fellowship(n = 24)	Completed	7 (29%)

^aThe number of responses to individual questions varied and percentages reflect the value from the total number of responses to the individual question

^bRespondents could select all that apply

Table 1.