Table 1.

Baseline characteristics of the study population

Variables	Frequency (395)	Percentage (100%)
Sex
Male	125	31.6
Female	270	68.4
Age intervals (years)
16–25	166	42.0
26–35	155	39.2
36–45	50	12.7
46–65	24	6.1
Job
Nurses	224	56.7
Lab technicians	90	22.8
Medical doctors	17	4.3
Dentist	15	3.8
Pharmacist	8	2.0
Auxiliary staff	41	10.4

n, frequency.