Fig. 2From: Varied flushing frequency and volume to prevent peripheral intravenous catheter failure: a pilot, factorial randomised controlled trial in adult medical-surgical hospital patientsKaplan-Meier survival from PIVC failure (n = 160) by a flushing volume (p = 0.063, log-rank) and b flushing frequency (p = 0.054, log-rank)Back to article page