Short health scale: A valid measure of health-related quality of life in Korean-speaking patients with inflammatory bowel disease

Table 1 Demographic and clinical details of patients n (%)

Variables	UC (n = 139)	CD (n = 117)	P value
Age: yr, median (range)	43 (16-70)	32 (17-60)	< 0.001
Sex, Male	83 (59.7)	81 (69.2)	0.11
Education1			0.04
Junior (education to age 16)	9 (8.5)	2 (1.9)
Graduate (education to age 19)	35 (33.0)	28 (26.9)
Third level education	62 (58.5)	74 (71.2)
Family history2	11 (10.3)	4 (3.9)	0.07
Smoking status3			0.25
Non-smoker	64 (60.4)	64 (63.4)
Ex-smoker	33 (31.1)	23 (22.8)
Smoker	9 (8.5)	14 (13.9)
Disease duration: years, median (range)	6.3 (0.1-26.2)	5.2 (0.1-14.9)	0.06
Disease location
Proctitis (UC)/colon (CD)	39 (28.1)	27 (23.1)
Left sided (UC)/small bowel (CD)	47 (33.8)	27 (23.1)
Pancolitis (UC)/colon+Small bowel (CD)	53 (38.1)	63 (53.8)
Disease activity			0.16
Remission	82 (59.0)	81/117 (69.2)
Mild	42 (30.2)	21/117 (17.9)
Moderate	14 (10.1)	14/117 (11.9)
Severe	1 (0.7)	1/117 (0.8)
Previous surgery4	19 (18.6)	34 (33.3)	0.02
Medication
Azathioprine/6-mercaptopurine	33 (23.7)	72 (61.5)	< 0.001
Anti-TNF	17 (12.2)	31 (26.7)	0.003

Data were available for 210¹, 209², 207³, and 204⁴ patients. CD: Crohn’s disease; UC: Ulcerative colitis; TNF: Tumor necrosis factor.