Objectives:

1. To determine whether initial, empiric treatment with vancomycin or cefazolin in PD patients with peritonitis has an effect on the rate of repeat, recurrent, relapsing, and refractory peritonitis caused by gram positive organism.

2. To assess whether patients who were treated in the hospital had less rates of repeat, recurrent, relapsing, and refractory peritonitis.

3. To assess rate of culture negative peritonitis.