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. 2021 Feb 5;11:597697. doi: 10.3389/fphys.2020.597697

TABLE 5.

Between-group differences of physiological variables (mean ± standard deviation) between responders and non-responders considering the baseline levels.

Variables Time point Responder Non-responder Mean difference
P Hedge’s g Value (magnitude)
Value [95% CI]
VO2max (ml kg–1 min–1) P1-Mid 51.79 ± 1.87 47.67 ± 1.71 4.12 [2.55; 5.69] < 0.001* 2.24VL
P1-P2 50.34 ± 1.89 47.71 ± 1.29 2.63 [1.26; 4.00] 0.001* 1.64L
HRmax (bpm) P1-Mid 197.82 ± 3.46 190.17 ± 2.95 7.65 [4.87; 10.43] < 0.001* 2.30VL
P1-P2 193.75 ± 6.06 193.55 ± 4.87 0.20 [−4.60; 5.00] 0.930 0.04T
HRrest (bpm) P1-Mid 51.10 ± 2.42 57.69 ± 2.84 –6.59 [−8.93; −4.26] < 0.001* −2.38VL
P1-P2 52.10 ± 2.92 57.85 ± 2.79 –5.75 [−8.24; −3.25] < 0.001* −1.95VL
ACC (s) P1-Mid 1.58 ± 0.06 2.07 ± 0.14 –0.49 [−0.58; −0.39] < 0.001* −4.31EL
P1-P2 1.59 ± 0.05 2.05 ± 0.13 –0.47 [−0.56; −0.38] < 0.001* −4.42EL
Max speed (s) P1-Mid 3.92 ± 0.20 4.45 ± 0.23 –0.54 [−0.72; −0.35] < 0.001* −2.38VL
P1-P2 3.87 ± 0.23 4.30 ± 0.25 –0.43 [−0.64; −0.22] < 0.001* −1.73L
AG (s) P1-Mid 2.26 ± 0.79 2.51 ± 0.19 –0.25 [−0.72; 0.22] < 0.001* −0.45S
P1-P2 2.28 ± 0.10 2.50 ± 0.19 –0.22 [−0.36; −0.08] 0.004* −1.37L
RPP (W) P1-Mid 873.33 ± 57.75 597.24 ± 63.73 276.08 [223.41; 328.75] < 0.001* 4.39EL
P1-P2 968.18 ± 105.13 695.47 ± 87.32 272.70 [188.45; 356.96] < 0.001* 2.71VL
RMP (W) P1-Mid 498.45 ± 44.93 334.14 ± 56.86 21.51 [119.59; 209.04] < 0.001* 3.07VL
P1-P2 516.99 ± 357.42 357.42 ± 44.70 34.44 [87.94; 231.20] < 0.001* 0.62M
RAP (W) P1-Mid 647.81 ± 50.93 443.99 ± 57.70 203.82 [156.64; 250.99] < 0.001* 3.64VL
P1-P2 704.84 ± 88.69 495.94 ± 79.18 208.90 [134.77; 283.03] < 0.001* 2.37VL
RFI (W/s) P1-Mid 13.98 ± 2.18 8.36 ± 1.78 5.61 [3.90; 7.33] < 0.001* 2.76VL
P1-P2 16.84 ± 4.33 11.79 ± 2.12 5.05 [2.20; 7.90] 0.001* 1.50L

P1, period 1; mid, middle; P2, period 2; VO2max, maximal oxygen consumption; HRmax, maximal heart rate; HRrest, resting heart rate; ACC, acceleration; Max speed, maximal speed; AG, agility; RPP, RAST of peak power; RMP, RAST of minimum power; RAP, RAST of average power; RFI, RAST of Fatigue Index; bpm, beats per minute; W, watts; s, seconds; T, trivial; S, small; M, moderate; VL, very large; L, large; EL, extremely large. *Represents a statistically significant between group from baseline at the 0.05.