Fig. 4From: Intravenous vitamin C administration to patients with septic shock: a pilot randomised controlled trialKaplan–Meier plot for ICU length of stay of the study participants. Lines (bands) indicate the percentage of patients (95% CIs) still in ICU by time in days since study randomisation. Crosses indicate participants censored for death. There was no significant difference between the intervention and placebo groups (p = 0.12, log rank test)Back to article page