Table 1.

Clinical characteristics of TBTC Study 22 subjects

	Subjects used for EOT CXR analysis (n = 834) %	Subjects with failure or missing data (n = 170) %	P value for comparison
Mean age, years	43.7	46.1	0.08
Male sex	75.2	73.5	0.65
Race			0.56
Non-Hispanic black	39.3	41.8
Non-Hispanic white	15.3	18.1
Asian/Pacific Islander	14.2	12.4
Hispanic	24.5	28.2
Native American	4.0	2.4
Underweight	30.7	29.4	0.74
Diabetes	84.4	85.3	0.77
Alcoholism	55.6	55.3	0.95
Early cavity	53.1	57.5*	0.34
EOT cavity	23.3	19.1†	0.28
Bilateral disease on enrollment CXR	55.9	57.3‡	0.74

^*29 subjects missing data.

^†34 subjects missing data.

^‡8 subjects missing data.

TBTC = Tuberculosis Trials Consortium; EOT = end of treatment; CXR = chest radiograph.