Allergic Asthma Cases(n=125) Non-atopic Controls (n=125)
Age Mean ± SD 8.34 ± 3.90 8.6 ± 4.08
Sex Female 43 (34.4%) 43 (34.4%)
Male 82 (65.6%) 82 (65.6%)
Environment Tobacco Smoke Exposure Yes 31 (24.8%) 60
No 93(74.4%) 65
Family History of asthma Maternal Only 7 (5.6%)  NA1    
Paternal Only 14 (11.2%)
Both Parents 11 (8.8%)
Sibling Only 17 (13.6%)
Parental and Sibling 60 (48%)
Noneof the family members 16 (12.8%)
BCG immunization Yes 111 (88.8%)  ND2
No 5 (4%)
Table 1: Demographic profiles of the 125 allergic asthma cases and 125 non-atopic controls
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