EVIDENCE: {'Observed_samples': {'Present_SOLO_SR': 3838, 'Present_SOLO_R': 61, 'Present_SOLO_S': 3777}, 'Additional grading criteria applied': None, 'FINAL CONFIDENCE GRADING': '5) Not assoc w R', 'INITIAL CONFIDENCE GRADING': '5) Not assoc w R', 'WHO HGVS': 'rpoB_c.-61C>T'}