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Table 1 Clinical characteristics of K. pneumoniae-induced pyogenic liver abscess

From: Clinical, microbiological, and molecular epidemiological characteristics of Klebsiella pneumoniae-induced pyogenic liver abscess in southeastern China

Clinical characteristic Value (n = 163)
Age, years 63.0 (52.3–70.0)
Gender
 Male 100 (61.3)
 Female 63 (38.7)
Underlying or concomitant conditions
 Diabetes mellitus 81 (49.7)
 History of intra-abdominal trauma or surgery 46 (28.2)
 Hypertension 41 (25.2)
 Malignancy 7 (4.3)
 Biliary disease 23 (14.1)
 Hepatitis and cirrhosis 8 (4.9)
 Fatty liver 14 (8.6)
No underlying diseases 82 (50.3)
Admission temperature (°C) 38.9 (37.8–39.5)
Clinical Symptoms
 Fever (> 37.5 °C) 137 (84.0)
 Chill 132 (81.0)
 Abdominal pain 65 (39.9)
 Vomit 24 (14.7)
 Frail 25 (15.3)
 Abdominal distension 5 (3.1)
Invasive procedure 141 (86.5)
Use of hormones and/or immunosuppressants 52 (31.9)
Multiplicity of the abscess
 Single 117 (71.8)
 Multiple (≥2 abscesses) 46 (28.2)
Site of Single abscess
 Right hepatic lobe 95 (58.3)
 Left hepatic lobe 22 (13.5)
Laboratory examination
 WBC count, × 109/L 10.8 (7.9–13.4)
 RBC count, × 1012/L 3.9 (3.5–4.2)
 ALT(U/L) 39.0 (24.0–78.0)
 AST(U/L) 37.0 (24.0–68.5)
 Albumin, g/L 29.4 ± 5.1
Method of abscess treatment
 Simple antibacterial 30 (18.4)
 Abscess drainage 129 (79.1)
 Surgical removal 4 (2.5)
Prognosis of abscess
 Effective 116 (71.2)
 Ineffective 47 (28.8)
Metastatic infections
 Endophthalmitis 1 (0.6)
 Cephalomeningitis 1 (0.6)
 Bacterial peritonitis 1 (0.6)
 Pneumonia 1 (0.6)
Clinical outcomes
 Length of stay in hospital, days 17.0 (12.0–26.0)
 Admission to ICU 16 (9.8)
 Septic shock 15 (9.2)
 Septicemia 20 (12.3)
 In-hospital deaths 1 (0.6)
  1. Values are presented as median (25th - 75th percentile), mean ± SD or No. (%) of patients
  2. WBC White blood cell, RBC Red blood cell, ALT Alanine aminotransferase, AST Aspartate aminotransferase, ICU Intensive care unit