Table 3.

Summary of reported frequency of resistance to common antimicrobial agents

References	Judgment criteria	Resistance rate to common antibioticsa (%)
		PEN	AMX	AMC	FEP	CTX	CXM	CRO	CEC	IPM	MEM	ERY
[17]	CLSI 2008	Nonmeningitis isolates 0 Meningitis isolates 76.6	-	0.6	-	-	62.0	Nonmeningitis isolates 0 Meningitis isolates 29.8	-	0	-	95.9
[24]	CLSI 2014	Nonmeningitis isolates 0 Meningitis isolates 50.0	-	0	-	-	-	Nonmeningitis isolates 0 Meningitis isolates 2.9	-	-	-	100
[25]	CLSI 2017	Nonmeningitis isolates 0 Meningitis isolates 95.7	-	0	-	-	75.7	Nonmeningitis isolates 1.1 Meningitis isolates 13.0	-	0	-	99.1
[26]	CLSI 2010	Nonmeningitis isolates 1.3 Meningitis isolates 100	-	0	-	-	79.3	Nonmeningitis isolates 3.8 Meningitis isolates 33.3	81.6	0	-	96.6
[28]	CLSI 2013	53.3	46.6	-	40.0	26.7	-	-	-	-	63.3	96.7
[29]b	CLSI 2008	20.58	5.88	-	-	11.76	-	11.76	-	-	11.76	95.58
[29]c	CLSI 2008	36.36	5.45	-	-	19.09	-	16.36	-	-	12.72	98.18
[30]	CLSI 2013	71	7	-	-	29	-	-	-	-	-	100
[31]	CLSI 2009	39.21	34.31	-	15.96	13.83	-	-	-	-	40.43	100
[32]	CLSI 2008	53.97	14.29	-	-	9.52	-	9.52	-	3.85	-	85.71
[33]	CLSI 2012	43.6	-	19.4	-	-	63.3	27.4	-	-	-	95.2
[34]	CLSI 2008	42.11	-	-	-	23.53	-	-	-	-	-	94.74

^aAbbreviations for common antibiotics: PEN, penicillin; AMX, amoxicillin; AMC, amoxicillin-clavulanic acid; FEP, cefepime; CTX, cefotaxime; CXM, cefuroxime; CRO, ceftriaxone; CEC, cefaclor; IPM, imipenem; MEM, meropenem; ERY, erythromycin

^bIsolates included in reference [11] contained two parts, and these parts were from Shanghai

^cIsolates included in reference [12] contained two parts, and these parts were from Lanzhou, Gansu