Fig. 1From: Comparing rates of mycobacterial clearance in sputum smear-negative and smear-positive adults living with HIVComparison at enrolment of Xpert threshold values (Ct) against bacterial load as determined by smear microscopy status. Dark blue squares, AUNEG; dark red triangles, AUSC; red inverted triangles, AUP1+; orange diamonds, AUP2+; blue circles, AUP3+, green hexagons, AUPOS (AUSC, AUP1+, AUP2+ and AUP3+)Back to article page