Table 3. Comparison of indistinguishable or closely related isolates based on cgMLST.

Isolate-ID	Source	Month of isolation	MLST	Serotype	Acquired resistance genes	Virulence genes	Plasmid replicon types
U0613-02	Urine	June	ST38	O99:H30	CTX-M-3, CTX-M-14b, aadA1, dfrA1	gad, iss, eilA, air, iha, capU, aap, aar, aatA, aggR, agg3B, agg3C, agg3D, agg5A, ORF3, ORF4	IncFII(pRSB107), IncFIB(AP001918), IncI1
SN0613-39	Svartån River	June	ST38	O99:H30	CTX-M-3, CTX-M-14b, aadA1, dfrA1	gad, iss, eilA, air, iha, capU, aap, aar, aatA, aggR, agg3B, agg3C, agg3D, agg5A, ORF3, ORF4	IncFII(pRSB107), IncFIB(AP001918), IncI1
U0713-04	Urine	July	ST38	O99:H30	CTX-M-14b, aadA1, dfrA1	gad, iss, eilA, air, iha, capU, aap, aar, aatA, aggR, agg3B, agg3C, agg3D, agg5A, ORF3, ORF4	IncFII(pRSB107), IncFIB(AP001918)
U0613-01	Urine	June	ST394	O17/O77:H18	CTX-M-15, TEM-1B, strA, strB, mph(A), sul1, sul2, tet(B), dfrA5	lpfA, eilA, air, capU, gad	IncFII(pHN7A8), IncFIB(AP001918), IncI1, Col(BS512)
EW0613-05	Effluent water from WWTP	June	ST394	O17/O77:H18	CTX-M-15, TEM-1B, strA, strB, mph(A), sul1, sul2, tet(B), dfrA5	lpfA, eilA, air, capU	IncFII(pHN7A8), IncFIB(AP001819), IncI1, Col(BS512)
U0713-01	Urine	July	ST949	O8:H11	CTX-M-15, QnrS1	gad, lpfA, iss	IncFIB(AP001918)
HF1013-17	Hjälmaren Lake	October	ST949	O8:H11	CTX-M-15, QnrS1	gad, lpfA, iss	IncFIB(AP001918), IncL/M(pMU407)
HF1013-24	Hjälmaren Lake	October	ST949	O8:H11	CTX-M-15, QnrS1	gad, lpfA, iss	IncFIB(AP001918)
U0413-05	Urine	April	ST636	O45:H7	CTX-M-15, strA, strB, aadA1, sul2, dfrA1	gad, nfaE, vat	IncFII(pRSB107), IncFIA, IncFIB(AP001918), IncQ1, Col(BS512)
HF1013-03	Hjälmaren Lake	October	ST636	O45:H7	CTX-M-15, strA, strB, aadA1, sul2, dfrA1	gad, nfaE, vat	IncFII(pRSB107), IncFIA, IncFIB(AP001918), IncQ1, Col(BS512)

The number of cgMLST allele differences: 6–10 in ST38, 0 in ST394, 7–10 in ST949, 1 in ST636.