Table 2

Anterior–posterior and lateral sway while sitting up.

Subjects/sideFosc anterior–posterior (%)Fosc lateral (%)
MeanSDMeanSD
Healthy subjects (n=9)5.04.968.812.3
Type 2 benign paroxysmal positioning vertigo patients (n=20)
 With normal trunk sway, side without vertigo (n =13)4.84.565.113.4
 With normal trunk sway, side with vertigo (n =13)4.64.667.514.5
 With retropulsion, side without vertigo (n =7)19.815.266.114.4
 With retropulsion, side with vertigo (n =7)38.220.669.511.6