Table 3.

Grk3 expression in PDB patients and controls.

	PDB (n = 18)	Controls (n = 18)	p-Value
Age (years)	75.6 ± 12.0	73.8 ± 13.6	0.89
Female	13 (72%)	15 (83%)	0.69
Grk3/18 s (AU)	0.83 ± 1.14	2.28 ± 3.11	0.016

Values are mean ± SD. The p-values refer to differences between groups assessed by t-test or chi-square test.