Table 3.

Multiple hierarchical regression results for PCS and MCS. Table shows changes in variance (ΔR²) and the associated F-statistic (F) for models resulting from addition of each block of variables. β is the regression coefficient.

	PCS		MCS
Independent variable	ΔR2	β	ΔR2	β
Control variables	0.06		0.12
Age, yrs		0.07		0.50**
Gender		1.34		3.88
Disease duration, yrs		−0.32*		−0.46**
F	1.65		3.90*
DSB score	0.03	0.10	0.10	0.18**
F	2.851		10.77**
Neuro-QOL score	0.50		0.14	0.48***
F	95.9***	0.835***	18.37***
Total R2	0.58		0.37
Total F	22.57***		9.38***

^*Significant association at P<0.05.

^**Significant association at P<0.01.

^***Significant association at P<0.001.