Parkinson’s Disease / 2012 / Article / Tab 2

Clinical Study

A Manipulation of Visual Feedback during Gait Training in Parkinson's Disease

Table 2

Mean (6 standard deviation) of outcome measures from pre-, post-, and retention test.

MeasureTestPD controlPD treadmill groupPD overground groupANOVA Pre-, Post-, and Retention

Step length (cm)Pretest57.7 (12.3)63.9 (10.6)57.6 (62.3)
Posttest59.3 (12.7)69.4 (9.9)**62.3 (8.3)**
Retention test58.8 (14.0)69.9 (12.4)**64.2 (10.3)**

Velocity (cm/sec)Pretest109.0 (27.7)119.2 (15.6)108.5 (23.8)
Posttest 109.6 (27.1)128.3 (16.5)112.2 (18.1)
Retention  test 104.3 (32.8)129.1 (18.0)118.9 (19.0)

TUG time (seconds)Pretest9.0 (3.0)7.7 (2.0)9.9 (4.2)
Posttest 9.1 (3.3)6.3 (2.0)8.4 (3.7)
Retention  test 9.1 (3.7)6.5 (2.5)10.2 (5.8)

UPDRS scorePretest24.6 (9.7)23.6 (10.5)22.1 (8.0)NS
Posttest 26.7 (8.8)23.0 (8.0)25.5 (7.0)
Retention  test 26.8 (8.8)22.6 (8.0)27.8 (9.1)

NS: denotes a nonsignificant interaction.
**: denotes significantly different from pretest ( ).
3 patients removed from the current analysis.

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