Table 1.

Characteristics of study population (N=249)

Characteristics	N (%)	Mean ± SD	Min–max
Sex
Female	142 (57.03)
Male	107 (42.97)
BMI (kg/m2)			16–32.47
Normal	175 (70.28)
Overweight (≥25 kg/m2)	74 (29.72)
Age (years)		45.22±9.29	19–59
Daily working hours (hours/day)		5.92±1.21	3–10
Experience (years)		25.67±11.34	1–46

Abbreviations: BMI, body mass index; Min–max, minimum–maximum; SD, standard deviation.