Table 2:
Flexion-Relaxation Phenomenon in patients with chronic LBP and healthy controls (T-test).
FRP
–
N
Mean
SD
SE
Sign
Rigt side
LBP chronic
20
4.795
1.8366
0.4107
0.009
Healthy
20
9.46
1.0023
0.2241
Left side
LBP chronic
20
4.98
1.6574
0.3706
0.006
Healthy
20
9.2
0.9274
0.2074
LBP low back pain; FRP Flexion Relaxation Phenomenon; SD standard deviation; SE standard error.