Table 1: Some of demographic details of our include subjects (n=1439).
Personal characters Mean/frequency Standard deviation/percentage Min-Max Age (year)
Body mass index (Kg/m2
)
Career duration (year)
Sex (male)
37.23
25.68
13.5
1398
8.74
3.56
8.09
97.2
20-64
16.41-58.59
1-40
-