Table 2: Road traffic accident data according to injury severity score.

–	Injury Severity Score		OR (CI 95%)	p
	>25 points	<24 points
Time of the accident
18:00-05:59 hours	29	85	0.91 (0.46-1.81)	0.79
06:00-17:59 hours	18	48
Weather conditions
Sunny	23	52
At night	20	73		0.18
Other weather condition	4	8	1.13 (0.31-4.13)	>0.99▲
Think they infringed a road rule
Yes	13	27	0.62 (0.31-1.24)	0.19
No	30	104
The municipality of the accident
Guadalajara, Tlaquepaque, Tonalá, Zapopan	36	96
Other municipality	11	37	0.79 (0.37-1.72)	0.56
Collision with object or individual*
Pedestrian or animal	1	2	1.74 (0.15-20.05)	0.54▲
2 or 3 wheeled motor vehicle	2	5	1.39 (0.25-7.65)	0.65▲
Car, pickup or van	23	80
Heavy transport vehicle or bus	8	8	3.48 (1.18-10.28)	0.02
Fixed or parked object	3	3	3.48 (0.66-18.4)	0.15▲
Without collision with another vehicle	10	33	1.05 (0.45-2.46)	0.90
Type of impact**
Front impact	20	35	2.17 (0.98-4.79)	0.053
Side impact	15	57
Rollover	5	27	0.70 (0.23-2.14)	0.53
Rear impact	5	11	1.73 (0.52-5.74)	0.37
Site of the accident ***
Cross-intersection	23	50	2.35 (1.01-5.43)	0.04
Straight track	10	51
Other site	10	30	1.7 (0.63-4.56)	0.29
Road type of the accident ******
Controlled access highways	10	21	2.30 (0.71-7.73)	0.15
Main roads	6	29
Collector roads	8	28	1.38 (0.42-4.49)	0.59
Subcollector roads	6	17	1.71 (0.47-6.14)	0.41
Local roads	11	14	3.80 (1.17-12.38)	0.02
Riding under the influence of alcohol ****
Yes	18	29	2.35 (1.14-4.84)	0.02
No	27	102
Riding under the influence of drugs ****
Yes	3	7	1.27 (0.31-5.12)	0.74
No	42	124
Having lights on *****
No	18	50	1.16 (0.57-2.34)	0.69
Yes	24	77
▲Fisher’s Exact Test, *2 without date, **5 without date, ***6 without date, ****4 without date, *****11 without date, ******30 without date