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. 2013 Aug 6;13:10. doi: 10.1186/1472-6815-13-10

Table 1.

The distribution of bacterial isolates from ear discharge in different sex and age categories of study participants at Gondar University Hospital, Northwest Ethiopia (2009-2012)

Age and sex Bacterial isolates No(%)
P-value
S. aureus NLF GNR E.coli Pseud. spps CNStaph spps Strep. spps Prot. spps Kleb. spps Total
Age in years
0–5
12 (23.5)
5 (9.8)
5 (9.8)
4 (7.8)
5 (9.8)
3 (5.9)
16 (31.4)
1 (2.0)
51 (25.0)
0.057
6–10
9 (29.0)
3 (9.7)
2 (6.5)
2 (6.5)
5 (16.1)
2 (6.5)
7 (22.6)
1 (3.2)
31 (15.2)
11–15
5 (29.4)
0
0
1 (5.9)
1 (5.9)
2 (11.8)
8 (47.1)
0
17 (8.3)
16–20
3 (13.6)
2 (9.1)
3 (13.6)
2 (9.1)
0
0
11 (50.0)
0
21 (10.3)
21–30
14 (31.1)
3 (6.7)
0
3 (6.7)
6 (13.3)
3 (6.7)
8 (17.8)
8 (17.8)
45 (22.1)
31–40
8 (38.1)
1 (4.8)
3 (14.3)
4 (19.0)
2 (9.5)
0
1 (4.8)
2 (9.5)
21 (10.3)
≥41
3 (16.7)
1 (5.6)
1 (5.6)
2 (11.1)
4 (22.2)
2 (11.1)
5 (27.8)
0
18 (8.8)
Total
54 (26.5)
15 (7.4)
14 (6.9)
18 (8.8)
23 (11.3)
12 (5.9)
56 (27.5)
12 (5.9)
204 (89.5)
Sex
Male
32 (24.6)
6 (4.6)
8 (6.2)
12 (9.2)
16 (12.3)
7 (5.4)
44 (33.8)
5 (3.8)
130 (63.7)
0.017
Female 22 (29.7) 9 (12.2) 6 (8.1) 6 (8.1) 7 (9.5) 5 (6.8) 12 (16.2) 7 (9.5) 74 (36.3)

S. aureusStaphylococcus aureus, NLF GNR Non Lactose Fermenter Gram Negative rods, Pseud. sppsPseudomonas species, CN Staph spps Coagulase Negative Staphylococcus species, Strep. spps Streptococcus species, Prot. spps Proteus species, Kleb. Spps Klebsella species.