. Author manuscript; available in PMC: 2023 May 25.

Published in final edited form as: Sex Transm Dis. 2021 Dec 1;48(12):S157–S160. doi: 10.1097/OLQ.0000000000001535

TABLE 2.

Etest Alert MIC and Confirmation Using Agar Dilution, SURRG, 2017–2019

		Etest Alerts^* (No. Isolates)		Comparison of Etest to Agar Dilution^† (No. Isolates, %)
Antibiotic	Alert MIC, μg/mL	≥ Alert MIC	Exactly Alert MIC (%)	< Alert MIC	Exactly Alert MIC	> Alert MIC
CRO	0.125	52	51 (98%)	38 (73%)	14 (27%)	0 (0%)
CFX	0.25	42	36 (86%)	17 (40%)	22 (52%)	3 (7%)
AZM	2	1358	1047 (77%)	455 (34%)	712 (52%)	191 (14%)

Restricted to isolates with Etest MIC and corresponding agar dilution MIC.

^†

Comparison of Etest and agar dilution based MICs for corresponding isolates. Percentages based on number of isolates with ≥ Etest alert MIC.