Table 2.
EMG Onsets of PD+FOG and PD-FOG
| PD-FOG | PD+FOG | |||
|---|---|---|---|---|
| OFF | ON | OFF | ON | |
| Matched | ||||
| Ipsi_Sterno | -17.5(-34.9,-1.4) | -27.8(-57.5,0.3) | -18.5(-44.2,-5.1) | -39.0(-83.1,-26.5) |
| Contra_Sterno | -29.7(-50.5,0.3) | -16.7(-35.6,-5.2) | -13.1(-64.2,4.6) | -20.1(-54.6,10.6) |
| Ipsi_Gastroc | -60.0(-72.9,-35.1) | -64.0(-92.4,-44.1) | -46.2(-59.4,-31.0) | -55.3(-71.1,-37.7) |
| Contra_Gastroc | -45.2(-71.7,-22.4) | -47.9(-61.2,-43.3) | -50.2(-60.8,-30.7) | -57.0(-66.4,-40.9) |
| Ipsi_Tib | -48.3(-78.4,-44.0) | -50.2(-59.6,-41.9) | -45.8(-76.6,-32.1) | -53.2(-64.8,-41.2) |
| Contra_Tib | -37.2(-55.6,-10.2) | -41.8(-64.4,-28.9) | -42.0(-68.4,-26.7) | -45.1(-69.1,-20.0) |
| Unmatched | ||||
| Ipsi_Sterno | -27.8(-44.6,-9.7) | -16.0(-36.6,2.3) | -41.5(-69.8,-22.9) | -26.8(-38.2,-12.7) |
| Contra_Sterno | -29.0(-72.5,0.1) | -42.2(-59.2,-5.6) | -13.1(-45.3,7.4) | -20.9(-50.0,-9.6) |
| Ipsi_Gastroc | -38.3(-56.8,-36.4) | -48.1(-50.0,-42.3) | -52.6(-60.5,-21.2) | -53.5(-75.0,-46.3) |
| Contra_Gastroc | -55.3(-70.8,-30.5) | -56.9(-79.0,-46.8) | -57.9(-105.6,-53.9) | -55.0(-78.4,-37.6) |
| Ipsi_Tib | -47.8(-91.6,-35.8) | -66.5(-78.9,-41.9) | -37.3(-74.8,-19.9) | -46.3(-72.2,-23.3) |
| Contra_Tib | -38.2(-48.7,-25.2) | -57.0(-67.7,-35.8) | -50.3(-87.5,-34.0) | -44.8(-65.7,-38.8) |
Values are expressed as a percentage of the first stride time and are median onset times (lower quartile, upper quartile) for the sternocleidomastoid (Sterno), medial gastrocnemius (Gastroc), and the tibialis anterior (Tib) muscles.