Table 3

Risk factors for metastatic infection of KPLA in diabetic patients
No metastatic infection (n = 90) Metastatic infection (n = 12) Univariate analysis Multivariate analysis
Factor p value Odds Ratio (95% CI) p value
Male 63 (70.0) 8 (66.7) 0.814 0.76 (0.16–3.59) 0.733
Age in years 64.4 ± 14.2 63.2 ± 16.0 0.779 1.02 (0.97–1.08) 0.430
Underlying diseases
 Malignancy 10 (11.8) 1 (8.3) 0.772
 Alcoholism 4 (4.8) 1 (8.3) 0.564
 Chronic kidney disease 9 (10.6) 0 (0) 0.999
 Liver cirrhosis 2 (2.2) 0 (0) 0.999
 Congestive heart failure 2 (2.2) 0 (0) 0.999
 Chronic lung disease 1 (1.1) 0 (0) 1.000
Newly diagnosed diabetes 21 (23.3) 4 (33.3) 0.453
HbA1c 9.1 ± 2.3 11.0 ± 2.3 0.015 1.50 (1.01–2.25) 0.047
Cryptogenic origin 80 (88.9) 12 (100) 0.999
Abscess locations in both lobes 18 (20.0) 5 (41.7) 0.102 1.48 (0.29–7.60) 0.646
Abscess size < 5 cm 36 (40) 9 (75) 0.032 4.72 (1.09–20.52) 0.038
Gas forming 11 (12.2) 1 (8.3) 0.693
Multiple abscesses 29 (32.2) 8 (66.7) 0.028 3.03 (0.62–14.74) 0.170
Initial laboratory value
 Leucocyte count, × 103/μL 13.2 ± 5.5 13.9 ± 6.8 0.653
 Platelet, × 103/μL 225 ± 117 209 ± 113 0.654
 C-reactive protein, mg/dL 19.5 ± 9.6 22.3 ± 9.6 0.339
 Glucose, mg/dL 284 ± 150 380 ± 229 0.071 1.00 (0.99–1.00) 0.728

Data are presented as mean ± SD orf frequency with percentage (%).

Lin et al.

Lin et al. BMC Infectious Diseases 2013 13:56   doi:10.1186/1471-2334-13-56

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