Table 1.

Characteristics of Survey Respondents

Characteristic	Primary physicians	Gastroenterologists	p-value*
Overall response	241 (63.6)	138 (36.4)
Sex			0.106
Male	215 (88.6)	105 (81.9)
Female	26 (11.4)	33 (18.1)
Age, yr			0.013
30–39	34 (15.2)	59 (24.6)
40–49	121 (49.3)	61 (32.5)
≥50	86 (35.5)	18 (42.8)
Years in practice†			0.298
<10	16 (6.1)	29 (12.1)
10–19	93 (40.7)	72 (34.6)
20–29	100 (40.6)	33 (44.2)
≥30	30 (12.7)	4 (9.0)
Specialty			NA
Gastroenterology	0	138 (100.0)
General internal medicine	195 (80.3)	0
General surgery	28 (11.6)	0
Family medicine	12 (5.5)	0
Others	6 (2.6)	0
Type of medical facility			NA
Clinic	240 (99.5)	28 (24.7)
Hospital	1 (0.5)	14 (8.6)
General hospital	0	30 (20.6)
Tertiary hospital	0	66 (46.1)
No. of patients/day			<0.001
<25	13 (5.9)	25 (13.0)
25–49	50 (21.8)	59 (37.1)
50–99	142 (58.3)	50 (45.8)
≥100	36 (14.0)	4 (4.2)

Data are presented as unweighted numbers (weighted proportions).

NA, not available.

^*Rao-Scott modified chi-square test;

^†Missing: 2.