Table 1 General characteristics of study population including gender, age distribution, clinical diagnosis and organisms isolated

Gender

 Male

122

 Female

56

Age

  ≤ 1 month

2

  ≤ 1 year

11

  > 1 year to 5 years

06

 6–17 years

2

 18–64 years

104

  ≥ 65 years

53

Lower respiratory tract infection (LRTI)

96

 Hospital Acquired pneumonia (HAP)

63

  Ventilator associated pneumonia (VAP)

48

  Ventilator associated event (including Tracheitis)

15

 Community acquired pneumonia (CAP)

4

 Aspiration pneumonia

11

 Bronchopulmonary Disease (COPD, Asthma, CF)

7

 Others

11

Organisms

 Staphylococcus aureus

18

 Pseudomonas aeruginosa

19

 Acinetobacter species

22

 Klebsiella pneumoniae

20

 Other organisms

20

  Gram negative bacilli

   Escherichia coli

7

   Stenotrophomonas maltophilia

5

   Serratia species

1

  CAP pathogens

   Streptococcus pneumoniae

2

   Haemophilus influenzae

1

   Molds

3