Parkinson’s Disease Gravity Index: A Method by means of Optimal Scaling

Table 1

OS model.

MD	“Corrected value of each interval” by the OS	Minimum absolute value	“Corrected value of each interval” by the OS	Maximum	Corrected value multiplied by the factor	Maximum
[3–16]	−1.48	1.48	0		0
[17–23]	−1.01		0.47		1.29
[24–30]	−0.3		1.18		3.24
[31–44]	0.9		2.38		6.53
[45–58]	1.85		3.33	3.33	9.14	9.14