Table 2. Changes in isometric knee extension and flexion strength and specific tension. Values are mean (SD).
BFR-Training Group CON-Training Group
Pre Post Pre Post
Isometric muscle strength, Nm
Knee extension 194 (80) 209 (73) 7.7a 216 (47) 219 (45) 1.4
Knee flexion 77 (26) 79 (27) 3.3 87 (23) 84 (16) –3.4
Specific tension, Nm/cm2
Knee extension/qCSA 2.79 (1.08) 2.86 (.90) 2.5 3.05 (0.51) 3.09 (0.54) 1.3
qCSA, quadriceps muscle cross-sectional area (at 50%). Significant differences between BFR-training and CON-training:
p < 0.10