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Table 4 The associations between PHAP and clinical outcomes before and after propensity score matching

From: The association of prior hospitalization with clinical outcomes among patients admitted with pneumonia: a propensity score matching study

Variables Odds ratio 95% confidence interval P value
Potentially drug-resistant pathogens
 Crude (full cohort) 2.329 1.217–4.456 0.011
 Propensity score matching 1.386 0.552–3.477 0.487
30-day mortality rate
 Crude (full cohort) 2.030 1.048–3.933 0.036
 Propensity score matching 0.657 0.265–1.628 0.364
Total in-hospital mortality rate
 Crude (full cohort) 2.475 1.357–4.513 0.003
 Propensity score matching 0.835 0.362–1.923 0.671