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Table 3

Cox proportional hazards regression analysis for risk of pyogenic liver abscesses associated with weight loss and comorbidities.

Variable Event Person-years Incidence Adjusted HR* (95% CI)
Weight loss Any comorbidity&
No No 21 105925 1.98 (Reference)
No Yes 46 53838 8.54 3.52 (2.10, 5.91)
Yes No 12 25193 4.76 2.47 (1.21, 5.02)
Yes Yes 8 12736 6.28 2.62 (1.16, 5.93)

Incidence rate: per 10000 person-years.


Variables found to be statistically significant in the univariable model were included for further analysis. Adjusted for sex and age


Comorbidities include biliary stone, chronic liver disease, and diabetes mellitus.

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