Table 4. Video-oculography in patients with progressive supranuclear palsy and controls.

	Patients	Controls	p
Saccades
Horizontal velocity for 30° stimulus (°/sec)	34±92	442±66	<0.001*
Downward velocity for 20° stimulus (°/sec)	109±105	344±72	<0.001*
Upward velocity for 20° stimulus (°/sec)	121±110	348±78	<0.001*
Horizontal amplitude for 30° stimulus (°)	22±7	26±3	0.022*
Downward amplitude for 20° stimulus (°)	9±8	18±3	0.005*
Upward amplitude for 20° stimulus (°)	9±8	16±4	0.020*
Smooth pursuit at 0.1 Hz
Horizontal gain	0.5±0.3	0.8±0.1	0.004*
Downward gain	0.7±0.3	0.7±0.3	0.953
Upward gain	0.6±0.3	0.7±0.3	0.232
Smooth pursuit at 0.2 Hz
Horizontal gain	0.5±0.2	0.7±0.1	0.001*
Downward gain	0.6±0.3	0.6±0.2	0.446
Upward gain	0.5±0.3	0.7±0.2	0.151
Optokinetic nystagmus
Horizontal velocity for 10°/sec stimulus (°/sec)	5.8±2.6	8.1±1.9	0.011*
Downward velocity for 10°/sec stimulus (°/sec)	4.1±3.4	5.7±2.6	0.262
Upward velocity for 10°/sec stimulus (°/sec)	2.5±3.0	6.7±2.2	0.001*

Data are mean±SD values.

^*Significant difference between patients and controls with p<0.05.