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Table 1 Epidemiological variables and infection types

From: Clinical characteristics and risk factors of enterococcal infections in Nagasaki, Japan: a retrospective study

  Total n = 182 E. faecalis n = 144 E. faecium n = 38
Age, mean (SD), years 64.6 (18.2) 65.0 (19.3) 64.8 (13.5)
Male sex n, (%) 114 (62.6) 89 (61.8) 25 (65.8)
Type of infection n, (%)    
Intra-peritoneal infections 74 (40.7) 59 (41.0) 15 (39.5)
Intra-peritoneal infections after liver transplantation 13 (7.1) 4 (2.8) 9 (23.7)
Urinary tract infections 29 (15.9) 29 (20.1) 0 (0.0)
Febrile neutropenia 16 (8.8) 11 (7.6) 5 (13.2)
Bone and soft-tissue infections 17 (9.3) 14 (9.7) 3 (7.9)
Blood stream infections 20 (11.0) 15 (10.4) 5 (13.2)
Pulmonary infections 10 (5.5) 10 (6.9) 0 (0.0)
Vascular grafts infections 3 (1.6) 2 (1.4) 1 (2.6)
Comorbidity n, (%)    
Cancer and hematologic malignancy 65 (35.7) 57 (39.6) 8 (21.1)
Hematologic malignancy 22 (12.1) 14 (9.7) 8 (21.1)
Solid organ transplantation 19 (10.4) 10 (6.9) 9 (23.7)
Bone marrow and stem cell transplantation 9 (4.9) 3 (2.1) 6 (15.8)
Diabetes mellitus 14 (7.7) 12 (8.3) 2 (5.3)
Collagen vascular disease 12 (6.6) 9 (6.3) 3 (7.9)
Chronic kidney disease 53 (29.1) 40 (27.8) 13 (34.2)
Structural abnormality of urinary tract 22 (12.1) 21 (14.6) 1 (2.6)
Hemodialysis 12 (6.6) 10 (6.9) 2 (5.3)
Antimicrobial therapy n, (%)    
Vancomycin 48 (26.4) 26 (18.1) 22 (57.9)
Linezolid 13 (7.1) 3 (2.1) 8 (21.1)
Teicoplanin 14 (7.7) 6 (4.2) 8 (21.1)
Meropenem 37 (20.3) 37 (25.7) 0 (0.0)
Imipenem/cilastatin 15 (8.2) 15 (10.4) 0 (0.0)
Biapenem 2 (1.1) 2 (1.4) 0 (0.0)
Doripenem 9 (4.9) 9 (6.3) 0 (0.0)
Piperacillin 10 (5.5) 10 (6.9) 0 (0.0)
Tazobactam/piperacillin 18 (9.9) 18 (12.5) 0 (0.0)
Ampicillin 2 (1.1) 2 (1.4) 0 (0.0)
Sulbactam/ampicillin 6 (3.3) 6 (4.2) 0 (0.0)
Levofloxacin 21 (11.5) 21 (14.6) 0 (0.0)
Ciprofloxacin 3 (1.6) 3 (2.1) 0 (0.0)
Tosufloxacin 1 (0.5) 1 (0.7) 0 (0.0)
Combination therapy 18 (9.9) 18 (12.5) 0 (0.0)
Culture-positive specimens n, (%)    
Urine 32 (17.6) 27 (18.8) 1 (2.6)
Sputum 9 (4.9) 9 (6.3) 0 (0.0)
Blood 37 (20.3) 25 (17.4) 6 (15.8)
Peritoneal fluid 32(17.6) 24 (16.7) 8 (21.1)
Pleural fluid 1 (0.5) 1 (0.7) 0 (0.0)
Bile 16 (8.8) 10 (6.9) 6 (15.8)
Discharge from abscess 45(24.7) 37 (25.7) 8 (21.1)
Central venous catheter tip 4 (2.2) 4 (2.8) 0 (0.0)
Throat swab 5 (2.7) 4 (2.8) 1 (2.6)
Vascular graft 3 (1.6) 2 (1.4) 1 (2.6)
Polymicrobial culture 83 (45.6) 70 (48.6) 13 (34.2)