highly significantp <0.0001
Forty-three of the 90 with a diagnosis other than tuberculosis had non-tuberculous mycobacterial disease. Patient characteristics Of the 925 patients, 526 were men and 399 women; 447 were white, 337 came from the Indian sub- continent (ISC) ,46 were Black-African, 26 Black- Caribbean, and 69 from other ethnic groups. Severity There were highly significant associations between sputum smear positivity and the presence of cavitation (continuity adjusted /- = 111.2; 5df; p <0.0001) and Table 1.