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Table 6 Evaluation of the association between inappropriate empirical antibiotic therapy and in-hospital mortality in patients with healthcare-associated methicillin-resistant Staphylococcus aureus bacteremia

From: Effects of inappropriate empirical antibiotic therapy on mortality in patients with healthcare-associated methicillin-resistant Staphylococcus aureus bacteremia: a propensity-matched analysis

   Number P-value OR 95 % CI
LL UL
Model 1 Unmatched sample, no adjustment 345 0.979 1.01 0.64 1.58
Model 2 Unmatched sample with no PS, adjusted for all covariates 345 0.499 0.79 0.40 1.56
Model 3 Unmatched sample with IPTW, adjusted for all covariates 345 0.236 0.75 0.47 1.20
Model 4 PS-matched sample, no adjustment 254 0.984   NAa .
Model 5 PS-matched sample adjusted for all covariates 254 0.988   NAa .
  1. PS propensity score, IPTW inverse probability of treatment weighted, OR odds ratio, 95 % CI 95 % confidence interval, LL lower limit, UL upper limit
  2. aThese variables were not available because they displayed perfect marginal homogeneity with respect to each category concerning inappropriate initial empirical antibiotic therapy