Table 1

Baseline characteristics in the propensity score-matched HCV cohort in Taiwan, 1997–2012 (n=9830)

Variable	Treated cohort (n=1966), N (%)		Untreated cohort (n=7864), N (%)		P values
Sex					0.63
Men	1088	55.3	4399	55.9
Women	878	44.7	3465	41.1
Age (pear year)	54.7±11.2		54.5±12.6		0.56
Comorbidities
Diabetes	692	35.2	2676	34.0	0.33
COPD	824	41.9	3311	42.1	0.88
Periodontitis	1573	80.0	6307	80.2	0.85
Geographic region					0.43
Northern	554	31.3	2475	31.5
Central	12 413	28.2	2325	29.5
Eastern	62	3.1	212	2.7
Southern	735	37.4	2852	36.3
Urbanisation level					0.32
Urban	498	25.3	1871	23.8
Suburban	853	43.4	3440	43.7
Rural	615	31.3	2553	32.5
Enrolee category					0.003
1	698	35.5	2616	33.3
2	29	1.5	144	1.8
3	968	49.2	3767	47.9
4	271	13.8	1337	17.0
Number of medical visits	29.3±20.8		26.9±23.5		<0.0001
Charlson comorbidity index	3.2±2.1		2.7±2.3		<0.0001

Categorical variables given as number (percentage); continuous variable as mean±SD.
COPD, chronic obstructive pulmonary disease; HCV, hepatitis C virus.