Table 3.
Means and standard deviations for pre and post outcome variables across each of the balance domains based on ON and OFF PD medication state.
| Balance domain |
Outcome variable | ON PD medications |
OFF PD medications |
||
|---|---|---|---|---|---|
| Pre | Post | Pre | Post | ||
| Anticipatory postural response (n=24) | mini-BESTest - Anticipatory subsection (0–6 points) | 4.83 (1.17) | 4.67 (1.09) | 4.75 (1.19) | 4.75 (1.36) |
| Functional Reach Test (inches) | 9.62 (3.19) | 9.22 (2.55) | 9.61 (2.81) | 9.10 (2.91) | |
| Adaptive postural responses (n=24) | Motor control test - backward latency (msec) | 130.04 (7.72) | 129.90 (8.14) | 128.92 (10.02) | 128.17 (8.67) |
| Motor control test - backward amplitude (deg/sec) | 7.56 (2.94) | 7.13 (3.05) | 7.77 (3.51) | 7.17 (2.77) | |
| Motor control test - forward latency (msec) | 128.63 (10.40) | 129.04 (12.00) | 124.69 (10.17) | 126.29 (11.03) | |
| Motor control test - forward amplitude (deg/sec) | 6.56 (2.36) | 6.48 (2.50) | 6.58 (2.42) | 6.54 (2.48) | |
| mini-BESTest - Reactive Postural Control subsection (0–6 points) | 4.33 (1.95) | 4.13 (2.07) | 4.21 (1.93) | 4.17 (1.81) | |
| Dynamic gait (n=24) | TUGT (sec) | 10.16 (3.13) | 9.44 (2.82) | 10.12 (4.33) | 9.30 (2.79) |
| TUGTcognitive (sec) | 11.85 (6.39) | 11.73 (7.88) | 12.03 (9.01) | 12.21 (12.01) | |
| mini-BESTest – Dynamic Gait subscale (0–10 points) | 8.92 (1.18) | 8.54 (1.41) | 8.67 (1.69) | 8.71 (1.65) | |
| Sensory orientation (n=24) | SOT composite (%) | 66.42 (9.08) | 67.00 (8.45) | 71.17 (8.59) | 69.50 (9.85) |
| SOT visual (%) | 70.67 (12.69) | 75.00 (12.52) | 76.79 (11.79) | 76.88 (10.37) | |
| SOT somatosensory (%) | 97.25 (5.27) | 97.12 (9.75) | 98.08 (2.93) | 98.13 (3.29) | |
| SOT vestibular (%) | 63.00 (11.35) | 63.96 (13.95) | 68.04 (12.55) | 63.08 (19.99) | |
| Gait characteristics (n=23) | Gait speed (cm/sec) | 112.78 (24.20) | 118.66 (25.00) | 113.26 (25.58) | 118.09 (27.52) |
| Step length (cm) | 61.72 (11.00) | 63.43 (11.69) | 60.76 (12.51) | 61.91 (12.73) | |
| Step length coefficient of variation (%) | 14.25 (3.94) | 13.92 (5.41) | 15.23 (7.95) | 14.90 (6.19) | |
| Stride length (cm) | 123.73 (22.33) | 126.63 (23.33) | 121.75 (25.48) | 123.85 (25.50) | |
| Stride length coefficient of variation (%) | 11.74 (3.17) | 12.09 (4.07) | 13.44 (6.16) | 13.14 (4.65) | |
| Stride velocity (cm/sec) | 113.30 (23.95) | 119.15 (24.76) | 113.73 (25.56) | 118.55 (27.40) | |
| Stance percent (%) | 64.57 (2.95) | 64.34 (3.11) | 64.87 (3.00) | 64.53 (2.97) | |