Exploring the Role of C-C Motif Chemokine Ligand-2 Single Nucleotide Polymorphism in Pulmonary Tuberculosis: A Genetic Association Study from North India

Table 1

Characteristics of pulmonary TB cases and healthy controls included in the study.

	Pulmonary TB cases	Healthy controls	value
Age			0.24
Gender (male : female)	253 : 120	122 : 126	0.00003
AFB smear positivity		ND
1+	107
2+	85
3+	134
Scanty	19
X-ray positive	25
Not known	3
AFB culture positivity		ND
1+	99
2+	99
3+	17
Scanty	153
Not known	5
PPD status	ND
Positive		34 (32.69%)
Negative		70 (67.30%)

value for -test, value for test. PPD test was carried out in 104 healthy control subjects. Percentage of positivity was calculated among these subjects.