The Epidemiology and Economic Burden of Clostridium difficile Infection in Korea

Table 1

Four-year trend in Clostridium difficile infection.

Year	Sex	Age group	Number of patients	Number of deaths	Prevalence; (per 100,000)	Mortality rate; (per 100,000)
2008	M	0–19	20	0	0.32	0.00
		20–64	88	1	0.54	0.01
		65	140	18	6.85	0.88
	F	0–19	10	0	0.18	0.00
		20–64	150	4	0.95	0.03
		65	292	46	9.71	1.53
	Subtotal		700	69	1.43	0.14
2009	M	0–19	27	0	0.44	0.00
		20–64	166	7	1.01	0.04
		65	254	25	11.89	1.17
	F	0–19	26	0	0.47	0.00
		20–64	258	10	1.63	0.06
		65	446	57	14.30	1.83
	Subtotal		1177	99	2.39	0.20
2010	M	0–19	32	0	0.53	0.00
		20–64	189	9	1.14	0.05
		65	362	36	16.25	1.62
	F	0–19	28	0	0.51	0.00
		20–64	329	8	2.06	0.05
		65	774	70	24.00	2.17
	Subtotal		1714	123	3.47	0.25
2011	M	0–19	52	0	0.88	0.00
		20–64	289	12	1.73	0.07
		65	602	69	25.94	2.97
	F	0–19	44	0	0.82	0.00
		20–64	448	6	2.78	0.04
		65	1086	85	32.56	2.55
	Subtotal		2521	172	5.06	0.35