This is a pilot randomized, controlled trial of Vitamin D supplementation in patients on peritoneal dialysis to determine the feasibility of a future full-scale RCT exploring if oral administration of vitamin D3 could reduce the risk of subsequent Peritoneal dialysis-related (PD-related) peritonitis. Aims of the study: Aim 1: To determine the feasibility of oral vitamin D supplementation among PD patients who have recovered from a recent episode of peritonitis. Aim 2: To examine the effect of vitamin D supplementation on the risk for peritonitis among patients on peritoneal dialysis.
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Recruitment rate of the trial
Timeframe: From date of randomization until 1 year after the randomization of last participant.
Retention rate of the trial
Timeframe: From date of randomization until 1 year after the randomization of last participant
Adherence rate of the trial
Timeframe: From date of randomization until 1 year after the randomization of last participant.
Incidence of adverse events
Timeframe: From date of randomization until 1 year after the randomization of last participant.
Change in serum 25(OH)D level
Timeframe: From date of randomization until 1 year after the randomization of last participant