Table 13.

Red cell distribution width (%)

Group	Day 1	Day 2	Day 3	Day 4
Sham-grounded	12.68	12.68	12.66	12.65
SD	0.63	0.64	0.64	0.64
Within group		P=0.44	P=0.35	P=0.21
Grounded	12.69	12.71	12.69	12.66
SD	0.75	0.73	0.82	0.75
Within group		P=0.32	P=0.42	P=0.13
Between groups	P=0.94	P=0.46	P=0.46	P=0.43

Notes: Within group is the mean comparison within one group comparing day 2, day 3, and day 4 to day 1. Between groups is the mean comparison between groups for the same day.

Abbreviation: SD, standard deviation.