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. 2012 Jul 31;7(7):e40619. doi: 10.1371/journal.pone.0040619

Table 1. Demographic characteristics of the population studied.

Participant characteristics Number of Participants (n = 618) Percent Distribution (%)
1. Sex
Male 268 43.4
Female 350 56.6
2. Education level
Non clinical 341 55.2
Clinical 277 44.8
3. Age
17–19 225 36.4
20–22 305 49.4
23 & above 88 14.2