CXR, Chest X-rays read; Symptom+ CXR+, Symptoms present and Chest X-ray abnormality detected; Symptom+ CXR-, Symptoms present and Chest X-ray abnormality not detected; Symptom- CXR+, Symptoms absent and Chest X-ray abnormality detected; Symptom+ CXR NA, Symptoms present and Chest X-ray not applicable; Symptom- CXR NA, Symptoms absent and Chest X-ray not applicable; Symptom NA CXR+, Symptoms not applicable and Chest X-ray abnormality detected; MTB+, positive for Mycobacterium Tuberculosis; MOTT+, positive for Mycobacterium Other Than Tuberculosis; C+, Culture positive; C-, Culture negative; S+, Sputum smear positive; S-, Sputum smear negative; XP+, Xpert MTB/RIF result positive for MTB; CTD, Contaminated.