Gram reaction/isolates species

Frequency

%

Gram reaction

Gram negative

Gram positive

Mixed growth

No growth

Total

57

21

7

15

100

57

21

7

15

100

Isolated species

E. coli

S. aureus

P. mirablis

K. penumoniae

P. aeruginosa

Total

37

21

10

6

4

78

47.4

26.9

12.8

7.7

5.1

100