Divide the total patient-months of follow-up by the number of episodes of peritonitis. The number that you get (in this case 240/12 = 20) is the peritonitis rate – 1 episode per 20 patient months.

How is PD peritonitis diagnosed?

The International Society of Peritoneal Dialysis (ISPD) criterion [3] for diagnosis of peritonitis is the presence of at least two of the following: abdominal pain and/or cloudy dialysis effluent, dialysis effluent white cell count >100/µl (after a dwell time of at least 2 h) with >50% polymorphonuclear cells or …

What is PD peritonitis?

PD peritonitis is one of the complications of peritoneal dialysis. Peritonitis is inflammation of the lining (peritoneum) surrounding your abdominal organs. It is usually caused by bacteria (germs) that have entered your abdomen either from your skin, PD catheter or from inside your body through your bowel.