. Author manuscript; available in PMC: 2014 Aug 18.

Published in final edited form as: J Gastrointest Surg. 2013 Sep 4;18(1):113–123. doi: 10.1007/s11605-013-2335-x

Table 1.

Patient demographics

	Community Hospitals		Teaching Hospitals

Total patients	n 28,795	Percent	n 30,299	Percent
Age^a
<50	1,613	5.60	2,394	7.90
50–59	4,197	14.58	5,504	18.17
60–69	7,085	24.60	8,629	28.48
70–79	8,972	31.16	8,869	29.27
80–89	6,040	20.98	4,478	14.78
90 and over	888	3.08	425	1.40
Gender^a
Female	14,974	52.00	15,241	50.30
Race/ethnicity^a
White	23,853	82.84	23,788	78.51
Non-white	4,942	17.16	6,511	21.49
Insurance status^a
Not insured	609	2.11	906	2.99
Private insurance	8,598	29.86	10,725	35.40
Government insurance	19,192	66.65	17,570	57.99
Insurance status unknown	396	1.38	1,098	3.62
Stage^a
I	8,900	30.91	7,175	23.68
II	19,895	69.09	23,124	76.32
Charlson Comorbidity Score^a
0	19,095	66.31	21,099	69.64
1	7,313	25.40	7,186	23.72
≥2	2,387	8.29	2014	6.65
Distance traveled^a
<10 miles	1,1918	41.39	6,969	23.00
10–24 miles	7,799	27.08	6,667	22.00
25–49 miles	4,039	14.03	4,911	16.21
50–99 miles	2,260	7.85	4,305	14.21
≥100 miles	1,300	4.51	5,067	16.72
Unknown	1,479	5.14	2,380	7.86

Indicates a P value<0.05 in this demographic between community and teaching hospitals, as calculated by chi-square test