Table 2. Demographics of patients included in the study.

Characteristic	Crohn's disease (15 patients with 20 total admissions)	Ulcerative colitis (19 patients with 40 total admissions)	Crohn's disease and ulcerative colitis combined (34 patients with 60 total admissions)
Age at index admission, mean (SD)	46.8 (16.8)	51.9 (18.0)	49.7 (17.4)
Age at admission (including all admissions), mean (SD)	46.7 (15.8)	48.2 (16.9)	47.7 (16.4)
Sex, n (%)
Male	14 (93.3)	17 (89.5)	31 (91.2)
Female	1 (0.7)	2 (10.5)	3 (8.8)
Race, n (%)
White	14 (93.3)	11 (57.9)	25 (73.5)
African American	0 (0.0)	6 (31.6)	6 (17.6)
Unknown	1 (0.7)	2 (10.5)	3 (8.8)
Ethnicity, n (%)
Hispanic	1 (0.7)	5 (26.3)	6 (17.6)
Not Hispanic	13 (86.7)	14 (73.7)	27 (79.4)
Unknown	1 (0.7)	0 (0.0)	1 (2.9)
Admission laboratories, mean (SD; min, max)
Hgb (g/dl)	13.0 (2.6)	11.7 (2.3; 7.5, 15.4)	12.1 (2.5; 7.5, 16.7)
Wbc (k)	9.5 (4.4)	9.7 (4.5; 0, 21.8)	9.7 (4.4; 0, 21.8)
ESR (mm/h)	36.2 (24.1)	46.5 (29.2; 12, 102)	43.1 (27.7; 8, 102)
Stool frequency on admission, mean (SD; min, max)	9.0 (4.7; 2, 15)	13.6 (10; 5, 50)	12.3 (9.1; 2, 50)
Comorbidities, n (%)
Diabetes	2 (13.3)	4 (21.0)	6 (17.6)
BMI > 25	9 (0.6)	11 (57.9)	20 (58.8)
Hypertension	4 (26.7)	7 (36.9)	11 (32.4)
CKD	2 (13.3)	1 (5.3)	3 (8.8)
CHF	3 (20.0)	2 (10.5)	5 (14.7)
Depression	6 (40.0)	3 (15.8)	9 (26.5)
Smoking history, n (%)
Never smoker	5 (33.3)	9 (47.4)	14 (41.2)
Former smoker	4 (26.7)	6 (31.6)	10 (29.4)
Current smoker	5 (33.3)	4 (21.0)	9 (26.5)
Unknown	1 (6.7)	0 (0.0)	1 (2.9)
Duration of IBD diagnosis at time of admission (including all admissions), n (%)
New–6 months	1 (5.0)	9 (22.5)	10 (16.7)
6 months–1 year	2 (10.0)	6 (15.0)	8 (13.3)
1–5 years	5 (25.0)	8 (20.0)	13 (21.7)
5–10 years	7 (35.0)	8 (20.0)	15 (25.0)
Over 10 years	5 (25.0)	9 (22.5)	14 (23.3)
Duration of IBD diagnosis at time of index admission, n (%)
New–6 months	1 (6.7)	6 (31.6)	7 (20.6)
6 months–1 year	1 (6.7)	1 (5.3)	2 (5.9)
1–5 years	4 (26.7)	5 (26.3)	9 (26.5)
5–10 years	4 (26.7)	2 (10.5)	6 (17.6)
Over 10 years	5 (33.3)	5 (26.3)	10 (29.4)