NPPB and tuberculosis: Laboratory tests and measurements included haemograms, serum biochemical analyses (including liver and kidney function, creatine kinase levels and lactate dehydrogenase levels), cardiac enzyme levels, coagulation function, d-dimer levels, BNP levels, CRP levels, ESR levels, PCT levels, T cell subsets levels, PPD skin test, TB antibody levels, TB aetiology and serum-based TB-IGRA (Table 2).