Demographic characteristics of 953 children and young adults in East Greenland examined for Mycobacterium tuberculosis infection (MTI)
| Demographic characteristics at examination | Total N (%) |
|---|---|
| All | 953 |
| Sex | |
| Male | 444 (47) |
| Female | 509 (53) |
| Age (years) | |
| 5–7 | 115 (12) |
| 8–10 | 176 (18) |
| 11–13 | 166 (17) |
| 14–16 | 132 (14) |
| 17–19 | 94 (10) |
| 20–22 | 78 (8) |
| 23–25 | 79 (8) |
| 26–28 | 78 (8) |
| 29–30 | 35 (4) |
| School children (5–15 years) | 563 (59) |
| Young adults (16–30 years) | 390 (41) |
| Mean (SD) | 15.9 (6.9) |
| Median | 14.4 |
| Year of birth | |
| 1982–1990(BCG-vaccinated) | 214 (22) |
| 1991–1996(Non-BCG-vaccinated) | 181 (19) |
| 1997–2006(BCG-vaccinated) | 558 (59) |
| Ethnicity | |
| Inuit | 915 (96) |
| Non-Inuit | 38 (4) |
| Place of residence | |
| Town | 688 (72) |
| Settlement | 265 (28) |
| BCG-vaccinated | |
| No | 181 (19) |
| Yes | 772 (81) |
| MTI* | |
| No | 673 (71) |
| Yes | 280 (29) |
| History of TB† | |
| No | 887 (93) |
| Yes | 66 (7) |
BCG, BCG vaccination status estimated from birth cohort.
*MTI defined by QuantiFERON-TB Gold test.
†Data obtained through the National TB register 1982–2012.