TABLE 1.
Demographic Characteristics and Medical and Social Risk Factors of Study Participants, by Age Group
| Characteristic | All Ages (N = 3593) | <2 y (n = 219) | 2–4 y (n = 681) | 5–9 y (n = 1273) | 10–14 y (n = 1420) |
|---|---|---|---|---|---|
|
| |||||
| Male, n (%) | 1813 (50.5) | 122 (55.7) | 332 (48.8) | 645 (50.7) | 714 (50.3) |
| Born outside of the United Statesa, n (%) | 3304 (92.0) | 197 (90.0) | 631 (92.7) | 1166 (91.6) | 1310 (92.3) |
| Region of birth, n (%) | |||||
| Africa | 741 (20.6) | 30 (13.7) | 147 (21.6) | 301 (23.6) | 263 (18.5) |
| Americas | 509 (14.2) | 23 (10.5) | 65 (9.5) | 180 (14.1) | 250 (17.6) |
| Eastern Mediterranean | 611 (17.0) | 23 (10.5) | 103 (15.1) | 236 (18.5) | 249 (17.5) |
| Europe | 42 (1.2) | 7 (3.2) | 8 (1.2) | 18 (1.4) | 10 (0.7) |
| Southeast Asia | 1058 (29.4) | 55 (25.1) | 165 (24.2) | 385 (30.2) | 453 (31.9) |
| Western Pacific | 547 (15.2) | 79 (36.1) | 189 (27.8) | 149 (11.7) | 190 (13.4) |
| Unknown | 15 (0.4) | 2 (0.9) | 4 (0.6) | 4 (0.3) | 5 (0.4) |
| Race or ethnicityb, n (%) | |||||
| Asian | 1222 (34.0) | 96 (43.8) | 270 (39.6) | 378 (29.7) | 478 (33.7) |
| Black or African American | 777 (21.6) | 32 (14.6) | 131 (19.2) | 294 (23.1) | 320 (22.5) |
| White or Caucasian | 190 (5.3) | 6 (2.7) | 33 (4.8) | 82 (6.4) | 69 (4.9) |
| Native Hawaiian or Pacific Islander | 72 (2.0) | 2 (0.9) | 5 (0.7) | 32 (2.5) | 33 (2.3) |
| Hispanic or Latino | 284 (7.9) | 10 (4.6) | 34 (5.0) | 108 (8.5) | 132 (9.3) |
| Other | 951 (26.5) | 61 (27.9) | 187 (27.5) | 354 (27.8) | 349 (24.6) |
| Unknown or refused | 132 (3.7) | 11 (4.6) | 23 (3.4) | 37 (2.9) | 61 (4.3) |
| Reason for enrollmentc, n (%) | |||||
| Contact | 378 (10.5) | 24 (11.0) | 67 (9.8) | 142 (11.2) | 145 (10.2) |
| Born outside of the United Statesd | 3198 (89.0) | 195 (89.0) | 612 (89.9) | 1126 (88.5) | 1265 (88.1) |
| Homelesse | 3 (0.1) | 0 (0.0) | 0 (0.0) | 1 (0.1) | 2 (0.1) |
| ≥30 d in a high-risk country in the last 5 y | 11 (0.3) | 0 (0.0) | 1 (0.1) | 4 (0.3) | 6 (0.4) |
| HIV infected | 3 (0.1) | 0 (0.0) | 1 (0.1) | 0 (0.0) | 2 (0.1) |
| BCG vaccinationf | 2358 (65.6) | 146 (66.7) | 450 (66.1) | 820 (64.4) | 942 (66.3) |
a
Country of birth is unknown for 2 children.
b
Not mutually exclusive.
c
Listed in hierarchical order.
d
Includes Mexican-born participants who were enrolled as members of a local population with documented LTBI prevalence ≥25%.
e
Member of a local population with documented LTBI prevalence ≥25%.
f
Based on self-report.