Table 1. Baseline characteristics of patients from various regions in the US-Affiliated Pacific Islands with respiratory tract culture specimens tested for AFB, August 2007–December 2011*.
| Characteristic | Total population† | AFB positive |
AFB negative | |
|---|---|---|---|---|
| NTM | MTB | |||
| Total | 304,542 (100) | 323 (0.1) | 675 (0.2) | 4,804 (2) |
| Median age, y | 24.0 | 34.8 | 42.6 | 39.9 |
| Sex, % | ||||
| M | 50.9 | 50.8 | 50.7 | 54.4 |
| F | 49.1 | 49.2 | 49.3 | 45.6 |
| Island nations | ||||
| American Samoa | 55,529 (18.2) | 12 (3.7) | 10 (1.4) | 120 (2.5) |
| Commonwealth of the Northern Mariana Islands | 55,121 (18.2) | 29 (9.0) | 87 (12.8) | 522 (11.5) |
| Federated States of Micronesia | 107,154 (35.1) | 176 (54.5) | 266 (39.4) | 2,140 (44.5) |
| Palau | 20,879 (6.8) | 32 (9.9) | 51 (7.5) | 882 (18.4) |
| Republic of the Marshall Islands | 65,859 (21.6) | 74 (22.9) | 261 (38.6) | 1,140 (23.7) |
*Values are no. (%) patients unless otherwise indicated. American Samoa, Federated States of Micronesia, and the Commonwealth of the Northern Mariana Islands reported 2, 2, and 1 patients with co-infections, respectively. Specimens from Guam were not included in specimens provided to the Diagnostic Laboratory Services during this period. AFB, acid-fast bacilli; MTB, Mycobacterium tuberculosis; NTM, nontuberculous mycobacteria. †Data were obtained from https://www.census.gov/population/international/data/idb/informationGateway.php.