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Table 1 The baseline data, laboratory findings, abscess characteristics, and microbiological characteristics between the groups

From: Percutaneous fine-needle aspiration for pyogenic liver abscess (3-6 cm): a two-center retrospective study

  Antibiotics(n = 52) PNA(n = 42) P value
Age, mean ± SD (years) 65.5 ± 12.2 62.7 ± 14.6 0.314
Gender, male (%) 32(61.5%) 21(50.0%) 0.265
Coexisting diseases, n (%)
 Diabetes mellitus 26(50.0%) 27(64.3%) 0.165
 Hepatobiliary benign disease 15(28.8%) 9(21.4%) 0.412
 Hepatobiliary malignant disease 1(1.9%) 1(2.4%) 0.878
 Abdominal surgery history 9(17.3%) 11(26.2%) 0.295
Symptoms at presentation, n (%)
 Fever 50(96.2%) 38(90.5%) 0.263
 Abdominal pain 12(23.1%) 8(19.0%) 0.635
 Weakness 16(30.8%) 9(21.4%) 0.308
 Nausea/vomiting 17(31.5%) 7(16.7%) 0.076
Laboratory findings
 WBC (× 109/L) 9.0 ± 4.3 10.0 ± 3.1 0.183
 PLT (×109/L) 155.0(100.8–256.5) 197.5(114.0–303.5) 0.170
 CRP (mg/L) 103.0(30.1–160.0) 116.8(75.4–175.8) 0.023
 PCT (ng/ml) 2.2(0.3–7.8) 0.8(0.2–14.9) 0.427
 GLU (mmol/L) 8.1 ± 2.5 9.5 ± 5.1 0.205
 HbA1c (%) 7.6 ± 1.8 7.9 ± 2.5 0.350
APACHE II score on admission 4.8 ± 2.0 5.5 ± 3.1 0.161
SOFA score on admission 1.1 ± 1.3 1.0 ± 1.3 0.560
Abscess size(mm) 40.8 ± 13.2 44.7 ± 9.4 0.112
Abscess number, n (%)    0.036
 Single abscess 40(76.9%) 39(92.9%)  
 Multiple abscess 12(23.1%) 3(7.1%)  
Abscess location, n (%)    0.893
 Right lobe 43(82.7%) 36(85.7%)  
 Left lobe 7(13.5%) 5(11.9%)  
 Both lobes 2(3.9%) 1(2.4%)  
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