Latent tuberculosis infection, tuberculin skin test and vitamin D status in contacts of tuberculosis patients: a cross-sectional and case-control study

Table 5 Risk and protective factors for tuberculin skin test conversion by logistic regression following the case-control study

Variables	OR	95% CI	P value
25 (OH)Vitamin D₃ levels
0-19 ng/ml	1.00
20-29 ng/ml	0.49	(0.07-2.59)	0.563
≥ 30 ng/ml	0.10	(0.00-0.76)	0.024
Trend			0.019
High exposure TB and sputum AFB positive index cases	14.19	(2.15-120.64)	0.004

ISSN: 1471-2334