– |
Injury Severity Score |
OR (CI 95%) |
p |
>25 points |
<24 points |
Wearing a helmet * |
|
|
|
|
No |
30 |
70 |
1.61 (0.80-3.23) |
0.18 |
Yes |
16 |
60 |
|
|
Fixed helmet** |
|
|
|
|
No |
2 |
5 |
1.8 (0.31-10.41) |
0.61▲
|
Si |
12 |
54 |
|
|
Type of helmet |
|
|
|
|
Full face |
5 |
24 |
|
|
Modular |
1 |
6 |
0.8 (0.08-8.19) |
>0.99▲
|
3-quarter |
4 |
10 |
1.92 (0.43-8.67) |
0.44▲
|
Off-road |
2 |
5 |
1.92 (0.29-12.86) |
0.60▲
|
Skull cap |
3 |
12 |
1.2 (0.25-5.89) |
>0.99▲
|
Bike helmet |
0 |
3 |
---- |
>0.99▲
|
Helmet condition |
|
|
|
|
Good condition |
15 |
58 |
|
|
Bad condition |
0 |
2 |
---- |
>0.99▲
|
Certified helmet |
|
|
|
|
Yes |
1 |
6 |
|
|
No |
2 |
21 |
0.57 (0.04-7.44) |
>0.99▲
|
Does not know |
13 |
33 |
2.36 (0.26-21.59) |
0.66▲
|
Helmet expiry date |
|
|
|
|
Does not have it |
3 |
13 |
--- |
0.84 |
Knows it |
0 |
5 |
|
|
Ignores it |
13 |
42 |
---- |
0.56▲
|
Wearing a motorcyclist jacket |
|
|
|
|
No |
13 |
56 |
0.31 (0.06-1.56) |
0.19▲
|
Yes |
3 |
4 |
|
|
Wearing motorcyclist gloves |
|
|
|
|
No |
13 |
54 |
0.49 (0.11-2.66) |
0.39▲
|
Yes |
3 |
6 |
|
|
Wearing motorcyclist boots |
|
|
|
|
No |
14 |
57 |
0.37 (0.06-2.42) |
0.28▲
|
Yes |
2 |
3 |
|
|
▲ Fisher’s Exact Test, *4 without date (n=180), **3 without date (n=76) |