Volume 15, Number 6—June 2009
Research
Tuberculosis Disparity between US-born Blacks and Whites, Houston, Texas, USA1
Table 2
Characteristics of the 9 largest Mycobacterium tuberculosis clusters, Houston Tuberculosis Initiative, Texas, 1995–2004*
Cluster | IS6110 copy no. | CDC spoligotype designation | Genetic group | Participant data |
||||
---|---|---|---|---|---|---|---|---|
US-born black, no. (%) | US-born white, no. (%) | Hispanic, no. (%) | Asian, no. (%) | US-born black vs. white, OR (p value) | ||||
H01 | 12 | 7760 3777 7760 771 | 3 | 96 (9.5) | 29 (6.4) | 22 (2.44) | 4 (1.11) | 1.54 (0.051) |
H03/H33 | 20/21 | 0000 0000 0003 771 | 1 | 109 (10.8) | 31 (6.9) | 8 (0.89) | 2 (0.56) | 1.65 (0.018) |
H02 | 13 | 0000 0000 0003 771 | 1 | 77 (7.75) | 28 (6.2) | 20 (2.22) | 1 (0.28) | 1.25 (0.322) |
H15 | 9 | 0000 0000 0003 771 | 1 | 25 (2.48) | 7 (1.5) | 6 (0.67) | 0 | 1.62 (0.264) |
H07 | 10 | 0000 0000 0003 771 | 1 | 46 (4.6) | 22 (4.9) | 11 (1.22) | 0 | 0.94 (0.802) |
H16 | 9 | 7777 0375 7760 771 | 2 | 28 (2.8) | 8 (1.8) | 5 (0.56) | 0 | 1.59 (0.254) |
H04 | 6 | 7777 7677 7760 771 | 2 | 12,(1.2) | 50 (11.1) | 10 (1.11) | 1 (0.28) | 0.10 (<0.001) |
L08 | 2 | 7777 7677 7760 601 | 2 | 55 (5.5) | 23 (5.1) | 28 (3.11) | 2 (0.56) | 1.08 (0.770) |
L16 | 3 | 7777 7677 7760 601 | 2 | 26 (2.6) | 2 (0.4) | 4 (0.44) | 0 (0.00) | 5.96 (0.015) |
*IS, insertion sequence; OR, odds ratio.
1Preliminary analysis of data contained in this paper was presented at the 45th Annual Meeting of the Infectious Diseases Society of America, October 4–7, 2007, San Diego, California, USA (abstract no. 346).