1918 influenza pandemic
E86055
The 1918 influenza pandemic was a catastrophic global outbreak of H1N1 influenza that infected a third of the world’s population and caused tens of millions of deaths, making it one of the deadliest pandemics in history.
Aliases (4)
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
global health disaster
→
influenza pandemic → pandemic → |
| affectedArea |
Africa
→
Asia → Europe → North America → Oceania → South America → |
| alsoKnownAs |
1918 flu pandemic
→
Great Influenza pandemic → Spanish flu → |
| concurrentWith |
World War I
→
|
| disproportionatelyAffected |
military personnel
→
pregnant women → young adults aged 20 to 40 → |
| endTime |
1920
→
|
| estimatedDeaths |
at least 20 million
→
possibly as high as 100 million → up to 50 million → |
| hasCause |
H1N1 influenza A virus
→
|
| hasCharacteristic |
high case fatality rate
→
multiple waves of infection → rapid global spread → unusually high mortality in young adults → |
| hasLegacy |
benchmark for pandemic severity
→
reference point for later influenza pandemics such as 1957, 1968, and 2009 → |
| hasPathogen |
influenza A virus subtype H1N1
→
|
| hasWave |
first wave in early 1918
→
second wave in late 1918 → third wave in 1919 → |
| impact |
large-scale social disruption
→
severe strain on health care systems → significant economic losses → |
| influenced |
development of modern epidemiology
→
preparedness planning for future pandemics → public health policy on influenza → |
| isOneOf |
deadliest pandemics in history
→
|
| location |
worldwide
→
|
| majorOutbreakIn |
Brazil
→
China → India → Japan → South Africa → Spain → United Kingdom NERFINISHED → United States NERFINISHED → |
| numberOfInfectedPeople |
about one third of the world population
→
|
| peakPeriod |
late 1918
→
|
| startTime |
1918
→
|
| transmissionMethod |
aerosols
→
close contact between people → respiratory droplets → |
Referenced by (5)
| Subject (surface form when different) | Predicate |
|---|---|
|
1918 influenza pandemic
("Spanish flu")
→
1918 influenza pandemic ("1918 flu pandemic") → 1918 influenza pandemic ("Great Influenza pandemic") → |
alsoKnownAs |
|
2009 H1N1 influenza pandemic
→
|
comparedTo |
|
Downton Abbey
("Spanish influenza pandemic")
→
|
featuresHistoricalEvent |