Volume 19, Number 10—October 2013
Research
Immunogenic Mycobacterium africanum Strains Associated with Ongoing Transmission in The Gambia
Table 4
PPD ELISPOT results for blood samples from patients infected with Mycobacterium tuberculosis sensu stricto (including EA lineage), M. tuberculosis EA lineage, and M. africanum strains, The Gambia, 2002–2007*
Clustered | Singleton | Total | χ2 test† | Fisher exact test‡ | ||
---|---|---|---|---|---|---|
M. tuberculosis | ||||||
Positive | 182 | 19 | 201 | 1.65 (0.57–4.77) | 0.3495 | 0.2533 |
Negative | 29 | 5 | 34 | 0.61 (0.21–1.75) | 0.3495 | 0.2533 |
Total |
211 |
24 |
235 |
|||
M. tuberculosis EA | ||||||
Positive | 149 | 14 | 163 | 1.58 (0.48–5.15) | 0.4479 | 0.3184 |
Negative | 27 | 4 | 31 | 0.63 (0.19–2.07) | 0.4479 | 0.3184 |
Total |
176 |
18 |
194 |
|||
M. africanum | ||||||
Positive | 110 | 9 | 119 | 31.78 (9.24–109.28) | 0.0001 | 0.0001 |
Negative | 5 | 13 | 18 | 0.03 (0.01–0.11) | 0.0001 | 0.0001 |
Total |
115 |
22 |
137 |
|||
M. africanum | SIT 181 |
|||||
Positive | 73 | 9 | 82 | 21.09 (6.09–73.04) | 0.0001 | 0.0001 |
Negative | 5 | 13 | 18 | 0.05 (0.01–0.16) | 0.0001 | 0.0001 |
Total | 78 | 22 | 100 |
*PPD, purified protein derivative; EA, Euro-American.
†2-tailed.
‡1-tailed.
Reference has only first page number. Please provide the last page number if article is longer than one page. (in reference 4 "Brudey, Driscoll, Rigouts, Prodinger, Gori, Al-Hajoj, et al., 2006").
Reference has only first page number. Please provide the last page number if article is longer than one page. (in reference 12 "Reyes, Francis, Tanaka, 2008").