Table 3.

Microbiological characteristics.

	Total	AGR > 1.02	AGR ≤ 1.02	P-value
Pus culture ( n , %)	N = 231	N = 119	N = 112
Klebsiella pneumoniae	79 (34.2%)	40 (33.6%)	39 (34.8%)	0.956
Escherichia coli	24 (10.4%)	3 (2.5%)	21 (18.8%)	<0.001
Enterococcus	7 (3.0%)	4 (3.4%)	3 (2.7%)	1
Streptococcus	8 (3.5%)	5 (4.2%)	3 (2.7%)	0.723
Staphylococcus	4 (1.7%)	2 (1.7%)	2 (1.8%)	1
Aerogen (Enteroaerogen)	1 (0.4%)	1 (0.8%)	0 (0)	1
Other	11 (4.8%)	7 (5.9%)	4 (3.6%)	0.410
Multiple bacteria	20 (8.7%)	5 (4.2%)	15 (13.4%)	0.013
No growth	77 (33.3%)	52 (43.7%)	25 (22.3%)	0.001
Blood culture ( n , %)	N = 163	N = 74	N = 89
Klebsiella pneumoniae	14 (8.6%)	7 (9.5%)	7 (7.9%)	0.718
Escherichia coli	8 (4.9%)	1 (1.4%)	7 (7.9%)	0.073
Enterococcus	2 (1.2%)	1 (1.4%)	1 (1.1%)	1
Streptococcus	4 (2.5%)	2 (2.7%)	2 (2.2%)	1
Staphylococcus	4 (2.5%)	1 (1.4%)	3 (3.4%)	0.627
Aerogen (Clostridium perfringens)	1 (0.6%)	1 (1.4%)	0 (0)	0.454
Other	5 (3.1%)	3 (4.1%)	2 (2.2%)	0.660
Multiple bacteria	6 (3.7%)	1 (1.4%)	5 (5.6%)	0.222
No growth	119 (73.0%)	57 (77.0%)	62 (69.7%)	0.292

AGR, Albumin/Globulin Ratio. Bold values: P < 0.05.