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Index case

The index case or patient zero is the first documented patient in a disease epidemic within a population, or the first documented patient included in an epidemiological study. It can also refer to the first case of a condition or syndrome (not necessarily contagious) to be described in the medical literature, whether or not the patient is thought to be…

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Term

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Non-medical usage

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Map overview Semantic statistics

Index case

Nodes58
Edges57
Triples64
Avg. degree1.97
Density0.034483
Components1

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Index case

Top relations

related to Others · 36
Index case → An, Another, Broad Street, COVID-19, December, Doctors, Ebola, England, Enrique Hernández, Frances Lewis, Gregg Garfield, Guangdong, Guinea, He, Hernández, Hong Kong Metropole Hotel, Huanan Seafood Wholesale Market, Jesus Lujan, Lewis House, Liu Jianlun
related to Origin of patient zero · 24
Index case → And, Band Played On, California, CDC, Centers, COVID-19, Disease Control, Dugas, Ebola, Gaëtan Dugas, Guinea, HIV, HIV-patients, In, Los Angeles, Patient, Patient Zero, Prevention, Randy Shilts, San Francisco Chronicle
related to Term · 3
Index case → Earlier, In, The
is a · 1
Index case → case of the original patient

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Important terminology

patient zero case first disease index virus study outbreak term dugas also hiv epidemic source infected contact refer person gaëtan

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Index caseis acase of the original patient0.90text
Index caserelated to Origin of patient zeroPatient0.60section
Index caserelated to Origin of patient zeroHIV0.60section
Index caserelated to Origin of patient zeroUnited States0.60section
Index caserelated to Origin of patient zeroGaëtan Dugas0.60section
Index caserelated to Origin of patient zeroDugas0.60section
Index caserelated to Origin of patient zeroIn0.60section
Index caserelated to Origin of patient zeroCenters0.60section
Index caserelated to Origin of patient zeroDisease Control0.60section
Index caserelated to Origin of patient zeroPrevention0.60section
Index caserelated to Origin of patient zeroCDC0.60section
Index caserelated to Origin of patient zeroHIV-patients0.60section

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    Min side: 3
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