Predictors of Recovery from Traumatic Brain Injury-Induced Prolonged Consciousness Disorder

Table 6

Correlation between the degree of recovery from prolonged consciousness disorder and each value.

Variable	Degree of recovery from PCD
	(Spearman correlation coefficient)	values
At the first scan or assessment
Age	−0.24	0.41
Day of institution admission from injury	−0.48	0.086
Kohnan score	−0.76	0.002
Fractional anisotropy	0.60	0.023
Numbers of voxels with a fractional anisotropy value greater than 0.4	0.68	0.008
Mean diffusivity	−0.22	0.459
Axial diffusivity	−0.01	0.976
Radial diffusivity	−0.34	0.241
The difference between the first and the second scan
Fractional anisotropy	0.38	0.177
Numbers of voxels with a fractional anisotropy value greater than 0.4	0.62	0.017
Mean diffusivity	0.48	0.086
Axial diffusivity	0.54	0.044
Radial diffusivity	0.40	0.162