Table 2.

Study population

Groups	N°	Age	Age ± SD	Sex
Population	51	22–85	49.57 ± 3.76	27F/24 M
Young	18	22–40	25.32 ± 1.17	10F/8 M
Middle-age	16	41–60	49.87 ± 5.31	6F/10 M
Old	17	61–85	73.47 ± 8.68	11F/6 M