Diabetes and all levels of IFG/IGT as predictors of pulmonary tuberculosis with odds ratio (OR) and 95% confidence interval based on 803 pulmonary tuberculosis cases and 350 neighbourhood controls (N = 1153).

1Oral glucose tolerance test (OGTT) performed if fasting blood glucose level was between 5.1–11.0 mmol/L.2Socio-demography includes religion, marital status and occupation.3Interaction between diabetes and HIV, p = 0.01.Abbreviations: IFG/IGT: all levels of impaired fasting glycaemia and impaired glucose tolerance; AGP: serum alpha-1-acid glycoprotein.