Table 1. Means (ąSD) of quadriceps inhibition (QI) over time and
the change in lumbar paraspinal (LP) median frequency during
the first and second exercise sets.

 

Control
(n=25)

History of LBP (n=25)

BSL QI  (%)

9.92 (9.37)

9.27 (94.0)

Post Set 1 QI (%)

13.38 (9.80)

11.91 (.28)

Post Set 2 QI (%)

16.26 (9.85)

14.20 (9.73)

Set 1 DLPMedF (%)

-17.10 (5.69)

-16.61 (5.63)

Set 2 DLPMedF (%)

-24.82 (8.37)

-23.72 (5.84)
BSL: Baseline. ∆LPMedF: % change in lumbar paraspinal median frequency during exercise set.