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. 2012 Jul 31;7:17. doi: 10.1186/1750-9378-7-17

Table 2.

Distribution of study population by age and residence

Variable Category Cases
 Controls
 Total
No % No %
Age
 18-25
 8
 20
 3
 30
 11
26-35
 21
 52.5
 5
 50
 26
36-45
 6
 15
 1
 10
 7
46-70
 5
 12.5
 1
 10
 6
Total
 40
 100
 10
 100
 50
Resident North
 13
 32.5
 4
 40
 17
West
 12
 30
 2
 20
 14
East
 3
 7.5
 0
 0
 3
Center
 12
 30
 4
 40
 16
Total 40 100 10 100 50