Table 1

Age and sex distribution of patients

Variable20122015F2P value
Age, n (mean±SD)36 367 (69.2±11.9)41 807 (67.2±11.9)569.9<0.001
Sex, n (%)4.20.039
 Female16 824 (46.3)19 032 (45.5)
 Male19 543 (53.7)22 775 (54.5)