Table 1. Overview of outbreak cases identified with OXA-244-producing Escherichia coli ST38 in the Western region of Norway, 2020 (n = 12).

Case number	Isolate ID.	Sample date (month/year)	Sample material	Hospital numbera	Hospital warda	Age group in years
1	KresCPE0297	07/2020	Urine	1	Internal medicine ward	41–50
2	KresCPE0296	07/2020	Drainage fluid	2	Surgical ward #1	61–70
3	KresCPE0301	08/2020	Urine	2	Pulmonary medicine – outpatient	51–60
4	KresCPE0304	08/2020	Drainage fluid	2	Surgical ward #2	61–70
5	KresCPE0306	09/2020	Rectal swab	2	Surgical ward #2	51–60
6	KresCPE0307	09/2020	Rectal swab	2	Surgical ward #2	81–90
7	KresCPE0308	09/2020	Rectal swab	2	Surgical ward #2	61–70
8	KresCPE0310	09/2020	Urine	3	Medicine ward	81–90
9	KresCPE0313	10/2020	Rectal swab	2	Surgical ward #2	71–80
10	KresCPE0314	10/2020	Rectal swab	2	Intensive care unit	51–60
11	KresCPE0316	10/2020	Urine	2	Emergency department	61–70
12	KresCPE0326	11/2020	Rectal swab	2	Surgical ward #2	71–80

ID: identifier; OXA: oxacillinase.

^a At sample date.