TABLE 1.

Origins and results for ZN microscopy, RMP resistance detection with the INNO-LiPA.Rif TB test, and culture on solid medium of 420 sputum specimens

Origin (n)bNo. of specimens (%)a
ZN microscopyRMP resistance detection by LiPACulture on solid medium
PosNegRMPsRMPrNegPosNeg
Asia (285)24144184732820481
Africa (112)6052723739121
Europe (18)1081170144
Latin America (5)0532032
Total (420)311 (74.0)109 (26.0)270 (64.3)119 (28.3)31 (7.4)312 (74.3)108 (25.7)
  • a RMPs, rifampin sensitive; RMPr: rifampin resistant; Neg, negative; Pos, positive.

  • b n, number of specimens.