Skip to main content

Table 2 Antimicrobial susceptibility pattern of gram positives and negative from the medical inanimate surfaces at Ayder Specialized Comprehensive Hospital October 2016 to June 2017

From: Bacterial contamination and antimicrobial susceptibility patterns of intensive care units medical equipment and inanimate surfaces at Ayder Comprehensive Specialized Hospital, Mekelle, Northern Ethiopia

Isolates (N) Pattern E P AMC CIP CTR TE C GEN AMP CX Total (%)
CoNS (60) S 20 (33.3) 24 (40) 22 (37.2) 46 (44) 34 (57.6) 52 (88.1) 41 (72.8) 50 (83) 4 (6.7) NA 47.4
I 10 (16.7) 1 (1.7) 0 5 (8.4) 14 (22) 0 4 (6.7) 4 (6.7) 0 NA 6.7
R 30 (50) 35 (53.3) 38 (62.7) 9 (13.5) 12 (20.3) 8 (11.8) 15 (23.7) 6 (10.1) 56 (93.2) NA 42.5
S. aureus (46) S 8 (17.4) 9 (19.5) 17 (36.9) 31 (67.4) 19 (41.3) 36 (78.2) 31 (67.4) 35 (76) 5 (10.8) 12 (26.1) 40.5
I 15 (32.6) 3 (6.5) 0 4 (8.6) 14 (30.4) 3 (6.5) 3 (6.5) 1 (2.1) 0 0 8.8
R 23 (50) 34 (73.9) 29 (63) 11 (23.9) 13 (28.2) 7 (15.2) 12 (26) 10 (21.7) 41 (89.1) 34 (73.9) 50.5
Total (106) S 28 (26.4) 33 (31.1) 39 (36.8) 77 (72.6) 53 (50) 88 (83) 75 (70.8) 85 (80.2) 9 (8.5) 12 (26.1) 44.9
I 25 (23.6) 4 (3.8) 0 9 (8.5) 28 (26.4) 3 (2.8) 7 (6.6) 5 (4.7) 0 0 7.4
R 53 (50) 69 (65.1) 67 (63.2) 20 (18.9) 25 (23.6) 15 (14.2) 26 (24.5) 16 (15.1) 97 (91.5) 34 (73.9) 47.9
Isolates Pattern AMC CIP CTR TE C GEN AMP CTX NA AK Total (%)
C. freundii (15) S 0 14 (93.3) 15 (100) 14 (93.3) 15 (100) 15 (100) 2 (13.3) 15 (100) 0 12 (80) 68
I 2 (13.3) 0 0 1 (6.6) 0 0 1 (6.6) 0 0 0 2.6
R 13 (86.6) 1 (6.6) 0 0 0 0 12 (80) 0 15 (100) 3 (20) 29.3
K. pneumoniae (11) S 0 9 (81.8) 4 (36.3) 6 (54.5) 5 (33.3) 11 (100) 1 (9) 2 (18.1) 2 (18.1) 8 (72.7) 42.3
I 1 (9) 1 (9) 1 (9) 2 (18.1) 1 (9) 0 0 0 4 (36.3) 2 (18.1) 10.8
R 10 (90.9) 1 (9) 6 (54.5) 3 (27.2) 5 (45.4) 0 10 (90.9) 9 (100) 5 (45.4) 1 (9) 47.2
E. aerogens (9) S 0 8 (88.9) 9 (100) 9 (100) 9 (100) 9 (100) 0 9 (100) 0 8 (88.9) 67.8
I 6 (66.6) 1 (11.1) 0 0 0 0 0 0 0 0 7.8
R 3 (33.3) 0 0 0 0 0 9 (100) 0 9 (100) 1 (11.1) 24.4
P. vulgaris (2) S 0 2 (100) 1 (50) 1 (50) 2 (100) 2 (100) 0 1 (50) 2 (100) 2 (100) 65
I 1 (50) 0 0 0 0 0 0 1 (50) 0 0 10
R 1 (50) 0 1 (50) 1 (50) 0 0 2 (100) 0 0 0 25
E. coli (11) S 0 8 (72.7) 3 (27.3) 6 (50) 8 (72.7) 7 (63.75) 3 (25) 3 (27.3) 3 (27.3) 4 (36.4) 40.2
I 2 (18.2) 1 (9.1) 0 2 (18.2) 0 3 (27.3) 0 0 1 (9.1) 5 (45.4) 12.3
R 9 (81.8) 2 (18.2) 8 (72.7) 3 (27.3) 3 (27.3) 1 (9.1) 8 (72.7) 8 (72.7) 7 (63.7) 2 (18.2) 46.4
Total (48) S 0 42 (84) 33 (66) 39 (78) 41 (82) 45 (90) 7 (14) 30 (60) 7 (14) 35 (70) 55.8
I 13 (26) 4 (8) 1 (2) 4 (8) 1 (2) 4 (8) 1 (2) 2 (4) 5 (10) 8 (16) 8.6
R 37 (74) 4 (8) 16 (32) 7 (14) 8 (16) 1 (2) 42 (84) 18 (36) 38 (76) 7 (14) 35.6
  1. AMC: amoxicillin–clavulanic; AMP: ampicillin; CX: cefoxitin; CRT: ceftriaxone; C: chloramphenicol; CIP: ciprofloxacin; CoNS: coagulase negative staphylococcus; E: erythromycin; GEN: gentamicin; I: intermediate; P: penicillin G; R: resistant; S: sensitive; TE: tetracycline