Table 4.

Prevalence of extended-spectrum β-lactamases (ESBLs) among Klebsiella pneumoniae in Taiwan.

Study	Site and setting	Study period	No of isolates	Prevalence of ESBL-producing K. pneumoniae
Jan et al. (1998)	1 medical center in northern Taiwan	1993–1997	93	3.4% in 1993 to 10.3% in 1997
Liu et al., 1998	1 district teaching hospital in central Taiwan	1997	104	29.8%
Biedenbach et al. (1999)	6 medical centers in Taiwan	1999	51	21.7%
Lin et al. (2006)	Patient with K. pneumoniae liver abscess	1997–2001	30	23.3%
Hsueh et al. (2001)	ICUs in five centers in northern and southern Taiwan	2000	124	11.3%
Lin et al. (2003)	1 district hospital in northern Taiwan	2001	422	14%
Lee C. M. et al. (2009)	Respiratory care center in a medical center in northern Taiwan	2001–2002	53	69.1%
Kuo et al. (2007)	Children in a medical center in southern Taiwan	2000–2005	274	28.5%
Jean et al. (2009)	ICUs in 10 medical centers in northern, central and southern Taiwan	2005	162	26%
Tsai et al. (2010)	Diabetic patients with K. pneumonia bacteremia	2005–2006	193	45.7% (nosocomial group) 4.1% (community group)
Lee C. Y. et al. (2009)	Pediatric ICU in a medical center in central Taiwan	2001–2006	NA	20%
Lin et al. (2016)	25–28 regional hospitals and medical centers located in different geographical regions of Taiwan	2002–2012	1,016	4.8% (2002) to 11.9% (2012)