Skip to main content

Table 1 Patient demographics

From: Case-case-control study on factors associated with vanB vancomycin-resistant and vancomycin-susceptible enterococcal bacteraemia

Characteristics VRE cases (n = 116) VSE cases (n = 116) Controls (n = 116)
Age, median (IQR), years 60 (47–68) 63.5 (51–76) 58 (44–68)
Sex    
  Male 69 (59) 72 (62) 63 (54)
  Female 47 (41) 44 (38) 53 (46)
Unit of admission    
  Haematology/oncology 61 (53) 43 (37) 67 (58)
  Non-haematology/oncology 55 (47) 73 (63) 49 (42)
Reason for admission
  Medical 89 (77) 87 (75) 89 (77)
  Surgical 27 (23) 29 (25) 27 (23)
Charlson score, median (IQR) 4 (2–5) 3 (1–5) 4 (1–4)
Chronic disease score-VRE (CDS-VRE), median (IQR) 1 (0–1.9) 0 (0–1) 0 (0–1.6)
Lung disease 17 (15) 17 (15) 17 (15)
Ischaemic heart disease 25 (22) 23 (20) 11 (9)
Myocardial infarction 10 (9) 10 (9) 3 (3)
Congestive heart failure 13 (11) 14 (12) 2 (2)
Cerebrovascular disease 7 (6) 13 (11) 5 (4)
Gastrointestinal disease 54 (47) 64 (55) 38 (33)
Renal disease 21 (18) 18 (16) 15 (13)
Diabetes mellitus 25 (22) 30 (26) 20 (17)
Cancer 74 (64) 64 (55) 74 (64)
Solid organ transplant recipient 14 (12) 7 (6) 5 (4)
Enterococcus species    
  E. faecalis 9 (8) 71 (61) -
  E. faecium 107 (92) 39 (34) -
  E. casseliflavus, E. gallinarum, or E. durans - 4 (3) -
  Both E. faecalis and E. faecium - 1 (1) -
  Unknown - 1 (1) -
Polymicrobial bacteraemia 33 (28) 50 (43) -
Infection (other than due to Enterococci) prior to bacteraemia (VRE and VSE cases) and prior to discharge (controls) 61 (53) 43 (37) 34 (29)
Days from admission until bacteraemia, median (IQR), days 16 (7–24) 7.5 (1–18.5) -
Total length of stay, median (IQR), days 35 (22.5-50.5) 25 (16–45.5) 9 (5–20)
In-hospital mortality 42 (36) 30 (26) 5 (4)
  1. Note:
  2. Data are number (%) of patients unless indicated otherwise.
  3. Percentages were rounded to the nearest whole number.