| |
HIA events
|
Propensity (HIAs per 1000 events)
|
95% CI
|
Incidence (matches per event)
|
|---|
|
Tackler HIAs as a function of tackler's head contact with ball carrier
|
|
Head
|
58
|
10.31
|
7.96–13.33
|
6.93
|
|
Shoulder
|
66
|
0.64
|
0.5–0.81
|
6.09
|
|
Hip
|
47
|
2.91
|
2.18–3.87
|
8.55
|
|
Forearm
|
5
|
0.22
|
0.09–0.52
|
80.40
|
|
Elbow
|
25
|
99.50
|
67.23–147.25
|
16.08
|
|
Arm
|
7
|
2.14
|
1.02–4.49
|
57.43
|
|
Hand
|
14
|
3.36
|
1.98–5.66
|
28.71
|
|
Torso
|
3
|
0.03
|
0.01–0.1
|
134.00
|
|
Thigh
|
8
|
1.68
|
0.83–3.35
|
50.25
|
|
Knee
|
17
|
56.38
|
35.05–90.7
|
23.65
|
|
Boot
|
12
|
79.60
|
45.2–140.16
|
33.50
|
|
Playing surface
|
5
|
99.50
|
41.41–239.06
|
80.40
|
|
Buttocks
|
6
|
10.85
|
4.87–24.16
|
67.00
|
|
Back
|
8
|
0.23
|
0.11–0.45
|
50.25
|
|
Unidentifiable
|
2
| | | |
|
Ball carrier HIAs as a function of ball carrier's head contact with tackler
|
|
Head
|
27
|
5.60
|
3.83–8.16
|
14.89
|
|
Shoulder
|
49
|
0.47
|
0.35–0.62
|
8.20
|
|
Hip
|
3
|
3.98
|
1.28–12.34
|
134.00
|
|
Forearm
|
9
|
8.96
|
4.65–17.21
|
44.67
|
|
Elbow
|
1
|
19.90
|
2.8–141.28
|
402.00
|
|
Arm
|
30
|
0.91
|
0.63–1.3
|
13.40
|
|
Hand
|
6
|
0.17
|
0.07–0.37
|
67.00
|
|
Torso
|
10
|
0.10
|
0.05–0.17
|
40.20
|
|
Thigh
|
2
|
2.84
|
0.71–11.36
|
201.00
|
|
Knee
|
5
|
3.43
|
1.42–8.24
|
80.40
|
|
Boot
|
1
|
19.90
|
2.8–141.28
|
402.00
|
|
Playing surface
|
18
| | | |
|
Buttocks
|
0
|
0.00
| | |
|
Back
|
0
|
0.00
| | |
|
Ball
|
0
|
0.00
| | |
|
Lower leg
|
1
| | | |
|
Unidentifiable
|
1
| | | |
- CI: confidence interval; HIA: head injury assessment
