Table 1.

Demographic and practice characteristics of physicians who participated in the survey (N = 355).

Physician characteristics	n (%)
Gender
Female	178 (50.1)
Male	171 (48.2)
Missing	6 (1.7)
Age
30-39	64 (18.0)
40-49	124 (34.9)
≥50	161 (45.4)
Missing	6 (1.7)
Race
White/Caucasian	233 (65.6)
Black/African-American	22 (6.2)
Asian	38 (10.7)
Other	51 (14.4)
Missing	11 (3.1)
Ethnicity
Hispanic	86 (24.2)
Non-Hispanic	259 (73.0)
Missing	10 (2.8)
Years practicing
≤10	100 (28.2)
11-15	64 (18.0)
≥16	177 (49.9)
Missing	14 (3.9)
Clinical specialty
Pediatrics	155 (43.7)
Family Medicine	174 (49.0)
Othera	20 (5.6)
Missing	6 (1.7)
Practice characteristics
Number of physicians
1	100 (28.2)
2	174 (49.0)
6-15	46 (13.0)
≥16	29 (8.2)
Missing	6 (1.7)
Practice situation
Single specialty	233 (65.6)
Multi-specialty	91 (25.6)
Other	25 (7.0)
Missing	6 (1.7)
Practice type
Private practice office	229 (64.5)
Other	112 (31.5)
Missing	14 (3.9)
Practice location
Urban	129 (36.3)
Suburban	180 (50.7)
Rural/Other	33 (9.3)
Missing	13 (3.7)
Race of patients
White, non-Hispanic	143 (40.3)
Minority group(s)	121 (34.1)
No definable majority	67 (18.9)
Missing	24 (6.8)
Medicaid patients
Medicaid only	6 (1.7)
Medicaid and others	215 (60.6)
No Medicaid	97 (27.3)
Missing	37 (10.4)
Typical daily patient volume
<15	41 (11.5)
15-19	96 (27.0)
20-29	155 (43.7)
≥30	56 (15.8)
Missing	7 (2.0)
VFC provider
Yes	162 (45.6)
No	156 (43.9)
Do not know	35 (9.9)
Missing	2 (0.6)

Notes. Abbreviation: VFC, Vaccines for Children program

^aOther clinical specialty includes Urgent Care, Acute Care, Internal Medicine, Hospice, Geriatrics, General Physician, Primary Care, Emergency Room.