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Table 5 The number of categories of contextual variables included in the analysis; where a category was not applicable to the study, it was counted as included

From: The what and how of video analysis research in rugby union: a critical review

Number of matched categories included

Number of studies (n)

Studies

 0

19

[10,11,12, 16, 17, 19, 60,61,62, 65, 71, 76, 84, 93, 94, 101, 104, 109, 112]

 1

13

[53, 54, 63, 69, 70, 72, 73, 83, 85, 88, 102, 113, 114]

 2

3

[68, 74, 103]

 3

0

 

Number of event categories included

Number of studies (n)

Studies

 0

1

[70]

 1

7

[10, 53, 60, 65, 104, 113, 114]

 2

8

[11, 12, 62, 63, 72, 85, 88, 112]

 3

16

[16, 17, 19, 61, 68, 71, 73, 74, 76, 83, 84, 93, 94, 101, 102, 109]

 4

3

[54, 69, 103]