TABLE 1.

Main characteristics of studies included in the meta-analysis

ReferenceLocation(s) and yrTotal no. of specimens/no. positive (% positive)No. of patients (mean no. of specimens per patient)Sampling methodMycobacterial species identifieda (no. of samples)
Hanna et al. (11)USA, Germany, 19993,330/362 (10.8)2,346 (1.4)RandomMBT (132), MOTT (230), MAC (172)
Tortoli et al. (31)Italy, 19992,567/236 (9.1)1,631 (1.5)Concecutive patientsMBT (169), MOTT (67), MAC (22)
Rohner et al. (24)Switzerland, 20001,024/99 (9.6)503 (2.0)Concecutive patientsMBT (83), MOTT (16), MAC (3)
Pinheiro and Ribeiro (23)Portugal, 2000330/33 (10.0)198 (1.6)RandomMBT (31), MOTT (2), MAC (2)
Kanchana et al. (17)Canada, 20001,742/104 (10.1)Not specifiedNot specifiedMBT (59), MOTT (45), MAC (19)
Alcaide et al. (1)Spain, 20001,068/120 (11.2)Not specifiedConsecutive patientsMBT (96), MOTT (24), MAC (2)
Somoskovi et al. (28)Hungary, 2000377/57 (15.1)243 (1.5)Consecutive patientsMBT (55), MOTT (2), MAC (1)
Leitritz et al. (18)Germany, 20012,624/127 (4.8)1,188 (2.2)Consecutive patientsMBT (57), MOTT (70), MAC (38)
Huang et al. (12)Taiwan, 2001590/121 (20.5)297 (1.9)Consecutive patientsMBT (81), MOTT (40)
Scarparo et al. (27)Italy, 20021,093/122 (11.1)611 (1.7)Consecutive patientsMBT (47), MOTT (75), MAC (6)
  • a MBT, Mycobacterium tuberculosis; MOTT, nontuberculous mycobacteria; MAC, Mycobacterium avium complex.