Table 1. The demographic and laboratory data of the subjects.

Parameters	PEX group (n=49)	Control group (n=42)	P-value
Age, year			0.443
Mean±SD (range)	71.1±10.3 (51–90)	69.5±9.0 (50–87)
Distribution, n (%)
50–59	6 (12)	5 (12)
60–69	15 (31)	13 (31)
70–79	20 (41)	17 (41)
80+	8 (16)	7 (16)
Sex, M/F	27/22	20/22	0.413
Serum creatinine (mg/dl)	0.81±0.28	0.79±0.22	0.690
Hypertension, n (%)	17/49 (34.7)	16/42 (38.1)	0.671

Abbreviations: F, female; M, male; n, patients; PEX, pseudoexfoliation.