Table 1.
Characteristics of TB cases in immigrants from five countries, 2004–2018
| Nepal | India | Philippines | China | Vietnam | |
|---|---|---|---|---|---|
| In-country TB incidence/105 pop 2016 | 154 | 211 | 554 | 62 | 193 |
| Cases in NSW immigrants | 445 | 1142 | 626 | 651 | 726 |
| Mean age (years) | 35.9 | 45.5*** | 53.7*** | 62.2*** | 55.5*** |
| Proportion female (%) | 46 | 44 | 56 | 41 | 50 |
| Diagnostics (%) | |||||
| Smear positive | 34 | 26* | 39 | 32 | 49*** |
| Culture positive | 66 | 60 | 77** | 78** | 86*** |
| Site of infection (%) | |||||
| Lung | 44 | 33*** | 54** | 65*** | 58*** |
| Lung + other site | 11 | 9 | 9 | 8 | 8 |
| Extra-pulmonary only | 45 | 59*** | 37* | 27*** | 34*** |
| Migration to diagnosis (years) | |||||
| Migrated after 1 January 2008 | 2.6 | 2.3 | 2.7 | 2.4 | 2.7 |
| Migrated before 1 January 2008 | 5.3 | 8.8*** | 16.3*** | 15*** | 18.6*** |
| Conversion to active TB NSW 2000–2015 | |||||
| Numbers on TB undertaking | 420 | 3030 | 2775 | 7705 | 1535 |
| % converting | 4.5 | 2.5* | 1.0 *** | 0.7*** | 3.1 |
*
Significant difference (P < 0.05) from Nepal.
**
Significant difference (P < 0.01) from Nepal.
***
Significant difference (P < 0.0001) from Nepal.