biodex BioSway Operation Manual page 39

X
performInG a lImItS of StabIlIty teSt
(See Figure 7.3.)
Testing is usually done at 75% LOS, which is the moderate skill level. Easy skill level is 50% and
hard skill level is 100% of the sway envelop. Scoring percentage-based and reflects the direction-
al accuracy of the movement to the blinking targets (see Appendix for details on scoring). Time
counts up during the LOS testing.
Figure 7.3. The Limits of Stability (LOS) Test Results screen.
Goal Reference: Clark, Rose et al., Generalization of the Limits of
Stability Test in Evaluation of Dynamic Balance Among Older Adults,
Arch Phys Med Rehab Vol 78, Oct. 1997 pg 1078-1084.
accessing the limits of Stability test and differences from other test modes
To Access The LOS Test, simply follow screen prompts as for Postural Stability testing with the
following differences:
1. Touch <Skill Level> to tighten or widen the spread between targets. Three skill levels are
available from which to choose. Touch <Skill Level> until the desired target configuration is
displayed.
2. Touch <More Options> to advance to the Limits of Stability Training Options screen if
desired. Here you can set the Limits of Stability Hold Time for the exercise, turn Tracing
ON/OFF or Scoring Tone ON/OFF. Touch <OK> to confirm your selections and return to the
Limits of Stability screen, or<Cancel> to return to the Limits of Stability screen without mak-
ing changes.
• To set a Limits of Stability Hold Time, use the < > or <
Hold times range from .025 to 5 seconds.
TESTING
M > keys to scroll to the desired setting.
— 7-4 —