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Table 1 Frequency of aerobic bacteria from post-operative wound infection at Ayder Teaching and Referral Hospital, Mekelle, Ethiopia (January to June 2012)

From: Aerobic bacteria in post surgical wound infections and pattern of their antimicrobial susceptibility in Ayder Teaching and Referral Hospital, Mekelle, Ethiopia

No.

Microorganism

Frequency N (%)

1

S. aureus

40 (34.2)

2

Klebsiella spp.

29 (24.8)

3

CoNSa

18 (15.4)

4

Proteus spp.

15 (12.8)

5

P. aeruginosa

11 (9.4)

6

E. coli

6 (5.1)

7

Citrobacter spp.

4 (3.4)

 

Total

123 (100)

  1. aCoagulase negative staphylococci.