Socio-demographic and clinical characteristics of 705 tuberculosis patients at baseline by level of iron status.

Values are n (%), unless otherwise stated. Totals may be less than 705 due to missing values.Abbreviations used: IQR, inter-quartile range, AFB, acid-fast bacilli, BMI, body mass index, WHO, World Health Organization.aBaseline iron status was categorized as low: plasma ferritin 150 µg/L for women and >200 µg/L for men.bP value is from the χ2 test for proportions and the Kruskal-Wallis test for continuous measures.cHousehold size was defined as the number of people eating in the household.dAmount spent on food is in Tanzanian shillings per person per day. At the time of the start of the study in 2000, the mean exchange rate was 1 USD = 799 Tanzanian shillings.eWHO clinical stage and HIV RNA assessed only in HIV-infected patients, n = 362.