「Collider bias」の版間の差分

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4行目: 4行目:
 
{{#mermaid:
 
{{#mermaid:
 
flowchart TD
 
flowchart TD
a[variable A]
+
a[variable A]
b[variable B]
+
b[variable B]
c[Collider]
+
c[Collider]
a & b-->c
+
a & b-->c
 
}}
 
}}
  
14行目: 14行目:
 
{{#mermaid:
 
{{#mermaid:
 
flowchart TD
 
flowchart TD
a[Exposure]
+
a[Exposure]
b[Outcome]
+
b[Outcome]
c[Collider]
+
c[Collider]
a-->b
+
a-->b
a & b-->c
+
a---->c
 +
b--->c
 
}}
 
}}
  

2022年12月10日 (土) 00:06時点における版

Definition of collider

  • A variable that is influenced by two other variables
  • Two influencing variables can be exposure and outcome

Difference between collider and confounder

  • Collider is influenced by

Example in COVID vaccine