ART	Anti-Retroviral Therapy
aHR	Adjusted Hazard Ratio
aIRR	Adjusted incidence rate ratio
CENTRAL	Cochrane Center for Clinical Trial
CI	Confidence Interval
IPT	Isoniazid Preventive Therapy
HAART	Highly active antiretroviral therapy
HR	Hazard Ratio
HIV	Human Immune Virus
IR	Incidence ratio
PLWHIV	People Living with Human Immunodeficiency Virus
PY	Person per Year
SD	Standard Deviation
TB	Tuberculosis
TST	Tuberculin Skin Test
PRISMA	Preferred Reporting Items for Systematic Reviews and Meta-Analyses
WHO	World Health Organization