... were available 4-8 weeks later As no single gold standard was available for comparison of the performance of the individual tests, an analysis of results was done using a variety of standards ... culture and PCR KAVITA MODI – PAREKH ET AL weeks Characterization of Mycobacteria was done at the Corporation laboratory by primary differential tests for atypical Mycobacteria Statistical analysis ... 36 KAVITA MODI – PAREKH ET AL respiratory diseases other than tuberculosis (Table 1A serial-c) These cases were as follows, two each of asthma, pneumonia and cancer lung, one each of post CABG,...