Epidemiology of 70 confirmed and probable cases of isoniazid monoresistant outbreak strain of M tuberculosis
| Sex | 52 M, 18 F |
| Age | Range 7–72 years (median 28) |
| Country of birth | |
| Europe | 50 |
| UK | 41 |
| Ireland | 8 |
| Cyprus | 1 |
| Africa | 9 |
| Nigeria | 2 |
| Somalia | 2 |
| Kenya | 2 |
| Uganda | 1 |
| Angola | 1 |
| Mauritius | 1 |
| Elsewhere | 3 |
| Iraq | 1 |
| Jamaica | 1 |
| Pakistan | 1 |
| Unknown | 8 |
| Ethnicity | |
| White | 26 (including 7 Irish, 2 Turkish Cypriot, 1 Greek Cypriot, 1 Iraqi) |
| Black Caribbean | 17 |
| Black African | 15 |
| South Asian | 2 (1 Indian, 1 Pakistani) |
| Mixed race | 1 |
| Unknown | 9 |