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Table 2 Bacterial isolates cultured from pulmonary samples in the postoperative period

From: Morbidity and mortality related to pneumonia and TRACHEOBRONCHITIS in ICU after lung transplantation

Bacteria All bacteria (n = 467) Bacterial species involved in pneumonia (n = 51) Bacterial species involved in tracheobronchitis (n = 416) *p
Gram-positive bacteria, n (%) 172 (37) 17 (34) 155 (37) 0.64
 - Coagulase-negative Staphylococci 20 (4) 3 (6) 17 (4) 0.47
- Staphylococcus aureus 47 (10) 3 (6) 44 (10.5) 0.45
- Streptococcus spp 77 (17) 9 (18) 68 (16) 0.84
- Enterococcus spp 25 (5.5) 2 (4) 23 (5.5) 1
 - Other Gram-positive bacteria 3 (0.5) 0 (0) 3 (1) 1
Gram-negative bacteria, n (%) 295 (63) 34 (66) 261 (63) 0.64
Enterobacteriaceae 167 (36) 17 (33) 150 (36) 0.75
Enterobacter spp 40 (8.5) 7 (13) 33 (8) 0.18
Escherichia coli 42 (9) 3 (6) 39 (9) 0.6
Klebsiella spp 24 (5) 2 (4) 22 (5) 1
Serratia marcescens 15 (3) 1 (2) 14 (3.5) 1
Proteus spp 12 (2.5) 1 (2) 11 (2.5) 1
Hafnia alvei 18 (4) 2 (4) 16 (4) 1
Citrobacter spp 8 (2) 0 (0) 8 (2) 1
Morganella morganii 8 (2) 1 (2) 7 (2) 0.6
Haemophilus influenzae 19 (4) 2 (4) 17 (4) 1
Non-fermenting bacilli 88 (18.5) 12 (23) 76 (19) 0.34
Pseudomonas aeruginosa 62 (13) 7 (13) 55 (14) 0.83
Stenotrophomonas maltophilia 16 (3) 4 (8) 12 (2.8) 0.08
Acinetobacter baumannii 8 (2) 0 (0) 8 (2) 1
 Other Non-fermenting 2 (0.5) 1 (2) 1 (0.2) 0.2
 Gram-negative bacilli     
- Neisseria spp 13 (2.5) 1 (2) 12 (2.8) 1
- Branhamella catarrhalis 2 (0.5) 1 (2) 1 (0.2) 0.2
- Other Gram-negative bacteria 6 (1.5) 1 (2) 5 (1) 0.5
  1. Expressed in number (%).*p < 0.05 was considered statistically significant