Table 12.

Hematocrit (%)

Group	Day 1	Day 2	Day 3	Day 4
Sham-grounded	45.19	44.98	45.45	45.28
SD	2.44	2.43	2.35	1.66
Within group		P=0.12	P=0.20	P=0.41
Grounded	45.19	45.17	45.79	46.10
SD	1.53	2.00	2.20	2.12
Within group		P=0.49	P=0.05*	P=0.01*
Between groups	P=0.50	P=0.41	P=0.34	P=0.12

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.

^*Significant mean difference, ie, P≤0.05.

Abbreviation: SD, standard deviation.