Variables   A N=20 B N=20 Total N=40 χ2 Age Groups 1 - 10 4 10 14 7.38 p >0.05 NS 11 - 20 11 4 15 21 - 30 3 3 6 31 - 40 3 2 5 Sex  Male 14 13 27 0.11 p > 0.05 NS Female 6 7 13 Domicile status Rural  14 16 30 0.53 p > 0.05 NS Urban  6 4 10 Religion  Hindu  19 19 38 χ2 not applicable as expected frequency<5 Muslim  1 1 2 Christian - - 3 Personal hygiene Poor   10 12 22 0.40 p > 0.05 NS Moderate   10 8 18 Good  - - - Occupation  Student   13 16 29 χ2 not applicable as expected frequency<5 Housewife   2 3 5 Businessman - 2 2 Serviceman - 1 1 Farmer 1 2 3 Diet   Vegetarian 10 11 21 0.65 p > 0.05 NS

Table 8: Comparison of demographic profile in different study groups.