TABLE 3.

Percentage EPO expressed as mean (±SD^*) for each group with respect to baseline value (D0^†) at different days across the study period (ANOVA test).

Di‡/D0 x100	Day 2	Day 3	Day 4	Day 9
EPO (%)
O2 group	192.1 (±112.1)	323.8 (±153.1)	392.9 (±118.8)	323.7 (±139.0)
P -value	0.0288	0.0013	<0.0001	0.0019
Control group	260.6 (±168.3)	466.8 (±250.3)	448.2 (±250.1)	365.6 (±162.0)
P -value	0.007	0.0004	0.0005	0.0004

^*Standard deviation.

^‡Different days over the study period.

^†Baseline value.

p-values for within-subject change from baseline.