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Table 1 Median number of contacts per minute for 5 attendees during a 3-minute video clip at the GameFest event, April 2013

From: Estimating contact rates at a mass gathering by using video analysis: a proof-of-concept project

Minutes in video

Median number of contacts

 

A - Light blue

B - Red

C - Brown

D - Dark blue

E - Green

1

1

5

1

3

0

2

0

5

1

2

0

3*

1

5

2

2

0

  1. *Minute three includes 43 seconds (total video clip = 163 seconds).A contact event was defined as a contact between the attendee and any other person within a distance ≤1meter (subjects are denoted by color codes as shown in Figure 1).