Table 1. Characteristics of Participants and Eligible Nonparticipants in the Study's Practice Settings

Characteristics	Participants (n = 54)		Eligible Nonparticipants (n = 186)^*
Age (years)
<39	16	30	NA	NA
40–49	11	20	NA	NA
50–59	19	35	NA	NA
60–69	8	15	NA	NA
Sex
Male	25	46	68	37
Female	29	54	118	63
Race
White	21	39	59	32
Black	2	4	6	3
Asian	28	52	101	54
Unknown	3	6	20	11
Ethnicity
Hispanic/Latino	1	2	NA	NA
Not Hispanic/Latino	50	93	NA	NA
Unknown	3	6	NA	NA
Provider degree
MD	51	94	173	93
DO	2	4	10	5
NP	1	2	3	2
School location
Domestic	28	52	109	59
Foreign	23	43	68	37
Unknown/NA	3	6	9	5
Clinical specialty^{^†}
Family physician	9	17	14	8
General internist	43	80	167	90
Other	2	2	2	1
Years in practice
<5	6	11	7	4
5–9	8	15	29	16
10–19	18	33	84	45
20–29	12	22	44	24
≥30	10	19	19	1
Prior skin cancer training
Medical/nursing school	33	61	NA	NA
Residency	32	59	NA	NA
Live CME	8	15	NA	NA
Web-based course	4	7	NA	NA

↵* Nonparticipants were clinicians in the participants' clinic practices who did not volunteer for the course.
↵† Physicians only (n = 24).
CME, continuing medical education DO, doctor of osteopathy; MD, medical doctor; NA, not applicable; NP, nurse practitioner.