层次分析结构图

B5

C6

C12

C4

Traffic congestion in the venue

B2

Terrorist Attack

Major cases

Food poisoning

A

Technology and communication assurance type of risk

Traffic security category risk

C7

C13

C9

Group behavior

C3

New crown epidemic (Omicron)

Event security risk assessment hierarchy model

C11

Target layerA

Event LayerC

Traffic congestion on the way to the venue

C5

B1

B3

C8

Communication failure

Individual extreme events

Medical and health risks

Athlete injury

B4

C2

Command system failure

C1

Radio interference 

Guideline layerB

C14

Safety and security category risk

Risk Importance

Meteorological security risk

C10