TABLE 1 

Demographic and clinical characteristics of case and control patients

CharacteristicNo. of patients (%) or parameter value (mean ± SD)P value (logit)
Casea (n = 36)Controlb (n = 72)
Age (yr)61.5 ± 18.561.6 ± 170.857
Female18 (50)36 (50)>0.99
White race24 (66.7)61 (84.7)0.033
Admitted from nursing home1 (2.8)1 (1.4)0.624
White blood cell count (baseline) (in thousands per μl)10 ± 6.216.5 ± 28.40.138
Hemoglobin level (baseline) (g/dl)10.3 ± 2.210.7 ± 2.30.354
Platelet count (baseline) (in thousands per μl)177.8 ± 90.8185.1 ± 112.50.798
Creatinine level (baseline) (mg/dl)1.2 ± 1.61.4 ± 1.70.599
Albumin level (baseline) (g/dl)3.4 ± 0.573.3 ± 0.640.615
Glucose level (mg/dl)
    Baseline137.9 ± 59.3131.2 ± 55.70.572
    Minimum93.3 ± 21.586.9 ± 21.40.181
    Maximum209.8 ± 101.2193.1 ± 85.30.337
Body mass index (baseline) (kg/m2)25.2 ± 830.5 ± 8.50.134
Central venous catheter13 (36.1)36 (50)0.17
Fluid and electrolyte disorders21 (58.3)32 (44.4)0.193
Peripheral vascular disease1 (2.8)8 (11.1)0.191
Other neurological disorders4 (11.1)1 (1.4)0.063
Pulmonary disorders5 (13.9)8 (11.1)0.684
Diabetes without chronic complications8 (22.2)11 (15.3)0.506
Renal failure5 (13.9)13 (18.1)0.572
Liver disease1 (2.8)8 (11.1)0.166
Lymphoma2 (5.6)4 (5.6)>0.99
Metastatic cancer3 (8.3)3 (4.2)0.355
Solid tumor without metastasis9 (25)18 (25)>0.99
Alcohol abuse0 (0)5 (6.9)>0.99
Anemia deficiency10 (27.8)16 (22.2)0.538
  • a Patients with bloodstream infection or pneumonia.

  • b Patients with asymptomatic rectal colonization.