TABLE 2.

Characteristics of prescribers (N = 29) interviewed about pharmacogenetic testing at four health care systems from April 2022‐December 2022.

	Site 1	Site 2	Site 3	Site 4	Total
Adopters a (n)	2	1	3	10	16
Non‐adopters (n)	2	7	2	2	13
“What clinical area do you work in primarily?” (n)
Primary care	2	7	3	8	20
Psychiatry	0	1	2	4	7
Other b	2	0	0	0	2
“What is your primary location?” (n)
Inpatient	1	0	1	0	2
Outpatient	3	8	4	12	27
Demographics
“What is your age?” Mean (min, max)	51 (38,63)	36 (26,48)	47 (43,53)	46 (30,66)	44 (30,66)
Decline to answer (n)	0	2	0	1	3
“Gender: How do you identify?” (n)
Man	2	2	3	6	13
Woman	2	5	2	6	15
Prefer to self‐identify	0	0	0	0	0
Decline to answer	0	1	0	0	1
“Race/Ethnicity: How do you identify?” (n)
American Indian or Alaska Native c	0	0	0	0	0
Asian d	1	0	0	0	1
Black or African American e	0	1	0	1	2
Hispanic or Latino f	0	0	0	0	0
Native Hawaiian or Other Pacific Islander g	0	0	0	0	0
White h	3	6	5	11	25
Prefer to self‐identify	0	0	0	0	0
Decline to answer	0	1	0	0	1
“Have you been trained in how to use pharmacogenetic testing in your daily practice? Please tell me more.” (n reporting some training (med school/residency/CME)	2	7	3	8	20

^a A prescriber who either order a test for CYP2C19 and CYP2D6 or uses/discloses results of a test automatically generated by their clinical institution.

^b Internal Medicine Psychiatry; a mix of Primary Care and Psychiatry.

^c A person having origins in any of the original peoples of North and South America (including Central America), and who maintains tribal affiliation or community attachment.

^d A person having origins in any of the original peoples of the Far East, Southeast Asia, or the Indian subcontinent including, for example, Cambodia, China, India, Japan, Korea, Malaysia, Pakistan, the Philippine Islands, Thailand, and Vietnam.

^e A person having origins in any of the black racial groups of Africa. Terms such as “Haitian” or “Negro” can be used in addition to “Black or African American.”

^f A person of Cuban, Mexican, Puerto Rican, South or Central American, or other Spanish culture or origin, regardless of race. The term, “Spanish origin,” can be used in addition to “Hispanic or Latino.”

^g A person having origins in any of the original peoples of Hawaii, Guam, Samoa, or other Pacific Islands.

^h White. A person having origins in any of the original peoples of Europe, the Middle East, or North Africa.