Magnitude of Multidrug Resistance among Bacterial Isolates from Surgical Site Infections in Two National Referral Hospitals in Asmara, Eritrea

Table 5

Drug resistance patterns of Gram-positive isolates among patients in surgical wards at the Halibet and the Orotta National Referral Hospital in Asmara, Eritrea, 2017.

Combination of drugs (%)	No. of agents	Total no. (%)
C, F, CLI, ERT, P, Van, RIF	7	1 (5)
CIP, GN, F, ERT, Oxa, P, Van	7	1 (5)
C, SXT, F, Oxa, P, Van	6	1 (5)
C, GN, ERT, Oxa, P	5	1 (5)
C, TC, ERT, Oxa, P	5	1 (5)
CIP, GN, F, TC, Oxa	5	1 (5)
ERT, Oxa, P, Van, RIF	5	1 (5)
F, TC, Oxa, P, Van	5	1 (5)
F, Oxa, P, Van	4	1 (5)
F, P, Van, RIF	4	1 (5)
F, TC, P, RIF	4	1 (5)
Oxa, P, Van, RIF	4	1 (5)
CIP, Oxa, P	3	1 (5)
Oxa, P, Van	3	2 (10)
Oxa, P, Van	2	1 (5)
P, RIF	2	1 (5.3)
P, Van	2	1 (5.3)
P	1	2 (10)
Total		100

CONS: coagulase-negative staphylococci; P: penicillin; C: chloramphenicol (30 µg); CIP: ciprofloxacin; SXT: trimethoprim-sulfamethoxazole; GN: gentamicin; F: nitrofurantoin; T: tetracycline; Cli: clindamycin; ERT: erythromycin; Oxa: oxacillin; Van: vancomycin; RIF: rifampicin. All the tests were conducted on Mueller–Hinton Agar as specified by the Clinical and Laboratory Standards Institute guidelines.