Individual test results and patient characteristics of the nine patients with culture-confirmed tuberculosis with undetectable acid-fast bacilli (AFB) in bronchoalveolar lavage (BAL) and negative GeneXpert results
| Patient | Age years | Sex | Country of origin | MTB culture | AFB BAL | GeneXpert BAL | PBMC ELISPOT | BALC ELISPOT | TPP days |
| 1 | 30 | Male | Somalia | + | − | − | + | + | 17# |
| 2 | 31 | Male | Ghana | + | − | − | + | + | 31# |
| 3 | 69 | Male | Germany | + | − | ITR | + | + | 16¶ |
| 4 | 62 | Female | Afghanistan | + | − | − | + | + | 38¶ |
| 5 | 27 | Female | Germany | + | − | − | + | + | 21¶ |
| 6 | 43 | Male | Germany | + | − | − | + | + | 16# |
| 7 | 19 | Female | Germany | + | − | − | + | + | 28¶ |
| 8 | 48 | Male | Russia | + | − | − | + | + | 26¶ |
| 9 | 33 | Male | Eritrea | + | − | − | + | + | 39# |
MTB: Mycobacterium tuberculosis; PBMC: peripheral blood mononuclear cell; BALC: BAL cell; TPP: time to culture positivity of the first culture growing MTB; ITR: indeterminate test result. #: sputum; ¶: BAL.