Table 1:

Survey Demographics of 196 Respondents and 149 Non-respondents

Demographic	Respondents (n=196) n (%)	Non-respondents (n=149) n (%)
Practice Location*
US (per Census Bureau Division)
New England	7 (4)	10 (7)
Mid Atlantic	29 (15)	18 (12)
East North Central	35 (18)	16 (11)
West North Central	17 (9)	11 (7)
South Atlantic	31 (16)	26 (17)
East South Central	12 (6)	12 (8)
West South Central	11 (6)	11 (7)
Mountain	15 (8)	6 (4)
Pacific	36 (18)	36 (24)
Canada	3 (2)	3 (2)
Years since completing fellowship training#
<5 years	50 (26)	35 (23)
5–14	64 (33)	56 (38)
15–24	43 (22)	25 (17)
≥25	39 (20)	33 (22)
Employment^
Hospital/clinic	59 (30)	42 (28)
Private group or practice	17 (9)	11 (7)
University	117 (60)	92 (62)
Federal/state government or military	3 (2)	4 (3)
Primary hospital type*
University hospital	122 (62)	94 (63)
Non-university teaching hospital	54 (28)	38 (26)
Community hospital	15 (8)	8 (5)
City/county hospital	2 (1)	6 (4)
Department of Defense or Other hospital	3 (2)	3 (2)
Children’s hospital type*
Freestanding children’s hospital	111 (57)	72 (48)
Children’s hospital within an adult hospital	62 (32)	52 (35)
Pediatric ward within an adult hospital	21 (11)	23 (15)
None of the above	2 (1)	2 (1)
Hospital bed number#
<200	49 (25)	39 (26)
200–350	76 (39)	47 (32)
351–450	14 (7)	15 (10)
451–600	38 (19)	28 (19)
>600	19 (10)	20 (13)

^*0.3 < P < 0.4;

^#0.5 < P < 0.6;

^{^}0.8 < P < 0.9