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. 2018 Oct 29;9:2028. doi: 10.3389/fpsyg.2018.02028

Table 2.

Mean and standard deviation of accuracy, response time, maximum muscular strength, and body composition (fat free mass, fat mass, and body mass) according to intervention (1 vs. 3 vs. 5 sets) and time (pre vs. post).

Variables 1 set (n = 27) 3 sets (n = 27) 5 sets (n = 27) Effects F p
Accuracy (%)
Pre 82.9 7.0 82.9 8.6 82.8 10.1
Post 81.6 11.9 88.8 13.0*,a 90.2 10.5*,a GxT 53.0 0.01
Δ% -1.3 0.7 7.4 2.9 8.4 3.6
Response time (ms)
Pre 504.2 160.4 504.8 167.4 504.1 167.4
Post 504.6 156.7 422.3 112.5*,a 422.1 116.8*,a GxT 86.1 0.01
Δ% -2.4 1.1 -17.2 7.7 -17.6 8.5
1RM BP (kg)
Pre 92.1 17.5 94.6 19.4 95.3 20.3
Post 93.1 18.7 98.2 20.0*,a 101.3 17.4*,a,b GxT 66.0 0.01
Δ% 1.8 1.3 5.5 2.4 9.1 4.6
1RM LP (kg)
Pre 206.2 31.3 202.8 34.2 208.0 36.6
Post 205.9 37.8 210.0 35.1*,a 218.5 28.4*,a,b GxT 63.1 0.01
Δ% -1.9 1.1 4.3 1.7 7.5 2.6
Fat free mass (kg)
Pre 61.5 7.2 62.2 8.4 63.7 8.9
Post 61.4 8.2 64.7 9.6*,a 65.1 7.3*,a GxT 40.2 0.02
Δ% -1.7 0.7 4.5 2.6 5.1 2.5
Fat mass (kg)
Pre 15.2 7.0 15.7 6.8 16.0 7.7
Post 15.8 8.1 13.6 7.9*,a 12.1 6.7*,a GxT 51.3 0.01
Δ% 0.9 0.5 -6.7 3.3 -8.2 4.1
Body mass (kg)
Pre 77.6 9.1 78.2 9.8 79.3 9.6
Post 77.0 11.8 78.6 9.8 77.1 10.4 GxT 3.6 0.44
Δ% -1.7 0.8 1.0 0.7 -1.3 0.7

GxT, group vs. time interaction; BP, bench press; LP, leg press; Δ%, percentage change; p < 0.05 vs. pre-intervention; ap < 0.05 in relation to “1 set”; bp < 0.05 in relation to “3 sets”.

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