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Table 2 Relative frequency of blood isolates in General Hospital of Tripolis, Greece (2001–2005).

From: Secular trends of blood isolates in patients from a rural area population hospitalized in a tertiary center in a small city in Greece

  Number of isolates (proportion) within the specified periods*
Microorganisms 2001 2002 2003 2004 2005 Total p-value
Gram-positive        
Coagulase-negative staphylococci 15 (32.6) 15 (31.3) 26 (36.6) 26 (29.5) 52 (43.3) 134 (35.9) 0.28
Stapylococcus aureus 6 (13) 9 (18.8) 14 (19.7) 21 (23.9) 18 (15) 68 (18.2) 0.45
Streptococcus viridans    1 (1.4)    1 (0.3)  
Gram-negative        
Escerichia coli 20 (43.5) 17 (35.4) 22 (31) 22 (25) 27 (22.5) 108 (29) 0.06
Pseudomonas aeruginosa 2 (4.3) 3 (6.3) 4 (5.6) 11 (12.5) 9 (7.5) 29 (7.8)  
Acinetobacter baumannii    3 (4.2) 2 (2.3) 1 (0.8) 6 (1.6)  
Proteus mirabilis 1 (2.2) 3 (6.3) 0(0) 0(0) 2 (1.6) 6 (1.6)  
Klebsiella pneumoniae 1 (2.2) 1 (2.1) 0(0) 0(0) 2 (1.6) 4 (1.1)  
Enterobacter    1 (1.4)    1 (0.3)  
Candida spp 1 (2.2)    4 (4.6) 7 (5.8) 12 (3.2)  
Miscellaneous Gram-negative        
Serratia marscescens      1 (0.8) 1 (0.3)  
Morganella morgannii     1 (1.1)   1 (0.3)  
Citrobacter     1 (1.1)   1 (0.3)  
Achromobacter      1 (0.8) 1 (0.3)  
TOTAL 46 (100) 48 (100) 71 (100) 88 (100) 120 (100) 373 (100)  
  1. * for the isolate of the first positive blood culture