Status of 126 passengers in rear section of aircraft, according to pandemic A/H1N1 infection categories. Values are numbers (percentages)
| Status* | School group (n=24) | Other passengers (n=102) |
|---|---|---|
| Laboratory confirmed symptomatic case during flight | 9 (38) | 0 |
| Suspected symptomatic case during flight | 1 (4) | 2 (2) |
| Immune case | 2 (8) | 0 |
| Laboratory confirmed post-flight case† | 1 (4) | 2 (2) |
| Suspected post-flight case† | 1 (4) | 0 |
| Non-case†‡ | 10 (42) | 93 (91) |
| Unknown status | 0 | 5 (5) |
*See methods for definitions.
†Categories that formed cohort of pandemic A/H1N1 susceptible passengers used in subsequent analysis of influenza transmission risk (n=107).
‡Comprised 86 passengers who reported no symptoms of influenza-like illness (fever or feverishness, cough, sore throat, or rhinorrhoea), seven passengers who reported symptoms but who did not meet case definition for influenza-like illness, nine passengers who met case definition but had negative nasopharyngeal swabs, and one student who was asymptomatic and had negative serology but was positive for pandemic A/H1N1 on nasopharyngeal swab.