Table 1.

Demographic data of individuals collected in this study.

	Patients (n = 31)	Controls (n = 60)	pvaluea
Age (years)	70.47 ± 12.6	53.02 ± 13.66	0.001∗
Gender (M/F)b	25/6	48/12	0.942
Smoking status (Y/N)c	7/12	17/31	0.913
Alcohol drinking (Y/N)c	4/15	11/36	0.836
BMI	25.62 ± 5.08	24.95 ± 4.24	0.506
Uric acid (mg/day)	6.72 ± 2.39	6.97 ± 2.76	0.669

Data are presented as mean ± standard deviation.

^a Chi-squared tests and student's t-tests were used to perform statistical analysis of differences between the groups. ^∗ p < 0.05.

^bF, female; M, male.

^cY, yes; N, no; information of some individuals is unavailable.