LBPP group (n = 7) Control group (n = 6)
before after P before after P
Muscle strength (N) 97.7 ± 12.1 112.3 ± 12.7 *† .013 61.3 ± 3.0 60.5 ± 4.4 0.74
VAS 1.3 ± 0.8 0.0 ± 0.0*† .029 2.1 ± 2.3 2.3 ± 2.6 0.77
Grip (kg) 19.1 ± 6.2 17.0 ± 5.4 .64 17.2 ± 4.8 16.1 ± 4.1 0.60
Values are mean ± SD.
*p<0.05, significant difference from the beginning of the study
†p <0.05, significant difference between groups
Muscle strength: quadriceps muscle strength
VAS: visual analog scale (VAS for acute knee pain)
Table 2: Acute effects of lower body positive pressure (LBPP) exercise.