Fig. 2From: Genotype-independent association between profound vitamin D deficiency and delayed sputum smear conversion in pulmonary tuberculosisSerum 25-hydroxyvitamin D concentration for n = 260 study participants by sex (a), extent of disease (b) and season (c). P values from binary logistic regression adjusted for sex, extent of disease, season of enrolment and BsmI vitamin D receptor genotypeBack to article page