| Numbers in quarantine facilities | Failure risk (95% CI) | ||||
|---|---|---|---|---|---|
| Jurisdiction | Failures | Travellers | SARS‐CoV‐2‐positive travellers | Per 100 000 travellers passing through quarantine |
Per 1000 SARS‐CoV‐2‐positive travellers |
| New Zealand and Australia | 32 | 644 982 | 5206 | 5.0 (3.2‒6.7) | 6.1 (4.0‒8.3) |
| New Zealand (17 June 2020 – 15 June 2021) | 10 | 145 759 | 955 † | 6.9 (2.6‒11) | 10 (4.0–17) |
| Australia (1 April 2020 – 15 June 2021) | |||||
| All jurisdictions | 22 | 499 223 | 4251 | 4.4 (2.6‒6.2) | 5.2 (3.0–7.3) |
| Australian Capital Territory | 0 | 988 | 26 | — | — |
| Queensland | 3 ‡ | 111 805 | 724 | 2.7 | 4.1 |
| New South Wales | 9 | 218 457 | 1907 | 4.1 | 4.7 |
| Northern Territory § | 0 | 16 378 | 153 | — | — |
| South Australia | 2 | 20 524 | 351 | 9.7 | 5.7 |
| Tasmania | 0 | 1287 | 21 | — | — |
| Victoria ¶ | 5 | 83 904 | 550 | 6.0 | 9.1 |
| Western Australia | 3 | 45 880 | 519 | 6.5 | 5.8 |
CI = confidence interval.
*
Numbers at state/territory level were too small for calculation of meaningful 95% CIs.
†
Excludes nine SARS‐CoV‐2‐positive people without overseas travel history. 7
‡
Includes two at a hospital during the quarantine process.
§
Includes one non‐hotel facility (former workers’ camp). 11
¶
Flights to Victoria were suspended during 14 February – 25 March 2021 following a quarantine failure linked with use of a nebuliser in a quarantine facility, leading to 22 infections (the “Holiday Inn cluster”). Flights to Victoria were also suspended during 2 July – 6 December 2020 (the “second wave”).