Table 4.

Factors affecting the likelihood of empiric treatment response failure 3 d after treatment initiationa

FactorOR (95% CI), P
Gram-negative causative organism3.61 (1.73 to 7.54), <0.001
APD modality: “dry day” versus “wet day”2.53 (1.18 to 5.42), <0.01
Intermittent ceftazidime administration (only Gram negative)6.65 (2.07 to 21.4), <0.005
Exit-site score >2 (only Gram positive)5.46 (1.02 to 29.7), <0.05
  • a Only significant results are given. APD, automated PD; CI, confidence interval; OR, odds ratio.