Fig. 2
From: Impact of hyperbaric oxygenation therapy (HBOT) on renal function in human

Blood pressure and heart frequency of all test persons during HBOT. (A) Blood pressure and (B) heart frequency in beats per minutes (bpm) is presented. All values are mean ± SEM, n = 15 with n = 10 male test persons and n = 5 female test persons. Repeated measures ANOVA followed by Tukey post hoc test, *P < 0.05; **P < 0.01, ***P < 0,001 were considered significant.