Category of the patient
0 = Control
1 = Cases

1 = Male
2 = Female

1 = 15-25
2 = 26-45
3 = >=46

1 = Never married
2 = Married

Educational level
1 = Uneducated
2 = Read and write
3 = Primary
4 = Secondary and above

1 = Govt employee
2 = Farmer
3 = House wife
4 = Merchant
5 = Student
6 = Daily laborer

Average family monthly income:
1 = <=500
2 = 501-1000
3 = >1000

1 = Rural
2 = Urban

Separate room living and sleeping
1 = Yes
2 = No

History of consuming a raw milk
1 = Not at all
2 = Sometimes
3 = Always

History of consuming raw meat
1 = Not at all
2 = Sometimes

Nutritional status(BMI-Kg/m2)
1 = <18.5
2 = >=18.5

1 = Pulmonary
2 = Extrapulmonary

Sputum Smear
1 = Positive
2 = Negative