Effectiveness of the First Dose of BCG against Tuberculosis among HIV-Infected, Predominantly Immunodeficient Children

Table 4

Crude and adjusted effectiveness based on the presence of BCG scar for all children; crude effectiveness based on the vaccination card and BCG scar for those children with a vaccination card. Hospital Pediátrico David Bernardino (HPDB, Angola): January 2005–December 2006.

	OR; (95% CI)		(1-OR) (%); (95% CI)
	Crude	Adjusted	Crude	Adjusted
All children based on BCG scar ()	0.92; (0.68–1.26)	0.70; (0.28–1.75)	8; (−26–32)	30; (−75–72)
Children with vaccination card ()
Based on the vaccination card	0.71; (0.44–1.14)	—	29; (−14–56)	—
Based on the BCG scar	0.84; (0.53–1.32)	—	16; (−32–47)	—

Adjusted for sibling died of AIDS, regularity of AIDS consultations, adherence to antiretroviral treatment, degree of immunodeficiency, and clinical category of HIV infection (CDC); variables that remained statistically significant in the intrablock multivariable analysis.
BCG: Bacille Calmette-Guérin; CI: confidence interval; OR: odds ratio; (1-OR) (%): effectiveness.