Table 2. Descriptive data of the RPE and TQR subjective scales (mean ± standard deviation) in the beetroot juice (BJ) and placebo (PLA) conditions in a 2 x 6 x 100m swimming test.
Block
1
1st
2nd
3rd
4th
5th
6th/Rest
RPE
BJ
13.22 ±
2.30
14.11 ±
2.90
14.39 ±
2.83*
15.11 ±
2.56*
15.61 ±
2.50*
16.28 ±
2.10*
PLA
11.38
± 2.72*
13.06
± 2.46#*
14.22
± 2.13*
14.83
± 2.20*
15.33
± 2.00*
16.06
± 1.62*
TQR
BJ
13.47 ±
3.47
13.18 ±
3.41
12.53 ±
3.00*
11.88 ±
2.7*
12.94 ±
3.07*
13.65 ±
3.16
PLA
14.12
± 3.00
13.41
± 2.58
12.35
± 2.29*
12.12
± 2.7*
11.47
± 2.21*
14.47
± 2.93#
Block
2
RPE
BJ
14.33 ±
2.30
14.72 ±
2.08
16.83 ±
1.72#
17.00 ±
2.08
17.78 ±
1.48#
18.44 ±
1.38#
PLA
15.22±
2.04
15.06
± 2.38
17.00
± 2.10
17.11
± 1.78
17.56
± 1.85
18.22
± 1.73
TQR
BJ
13.06 ±
2.41
12.18 ±
2.98
10.76 ±
2.14
10.12 ±
2.18
9.71 ±
2.14
12.00 ±
3.52
PLA
13.00
± 2.83
12.06
± 2.51
11.00
± 2.94
9.88
± 2.32
9.24
± 2.11#
13.59
± 2.57#
*Different values (p<0.05) than block 2 in the same condition.
#Different values (p<0.05) from previous repetition in the same block and condition.