Table 3 Mean (standard deviation) of sway magnitude (COP RMS) and sway speed (COP NPL).

From: Sensory integration abilities for balance in glaucoma, a preliminary study

 

COP RMS (cm)

COP NPL (cm/s)

PC1: fixed floor, eyes open, and fixed visual scene

0.57 (0.19)

0.73 (0.20)

PC2: fixed floor, eyes closed

0.69 (0.19)

0.96 (0.25)

PC3: fixed floor, eyes open and sway-referenced visual scene

0.65 (0.16)

0.90 (0.29)

PC4: sway-referenced floor, eyes open, and fixed visual scene

1.62 (0.65)

2.32 (1.09)

PC5: sway referenced floor, eyes closed

1.77 (0.54)

3.03 (0.96)

PC6: sway referenced floor, eyes open and sway-referenced visual scene

2.05 (0.46)

2.70 (0.71)