Male | Female | |||||
---|---|---|---|---|---|---|
Day | Night | Day | Night | |||
N (Row%) | 1176 (76%) | 371 (24%) | 308 (74%) | 108 (26%) | ||
Variable | n (Col%)a | n (Col%)a | p value | n (Col%)a | n (Col%)a | p value |
Age Range | ||||||
Youth (< 16) | 318 (27%) | 40 (11%) | < 0.0001 | 124 (42%) | 25 (24%) | 0.0014 |
Adult | 843 (73%) | 327 (89%) | 174 (58%) | 79 (76%) | ||
Seating | ||||||
Operator | 881 (91%) | 266 (88%) | 0.05 | 149 (60%) | 35 (45%) | 0.016 |
Passenger | 84 (9%) | 38 (13%) | 98 (40%) | 43 (55%) | ||
Helmet | ||||||
Yes | 140 (20%) | 29 (12%) | 0.009 | 24 (12%) | 3 (5%) | 0.15 |
No | 557 (80%) | 204 (88%) | 171 (88%) | 58 (95%) | ||
Alcoholc | ||||||
Positive | 85 (11%) | 101 (39%) | < 0.0001 | 15 (7%) | 34 (40%) | < 0.0001 |
Negative | 665 (89%) | 157 (61%) | 187 (93%) | 52 (60%) | ||
Not tested/unknown | 221 | 57 | 60 | 13 | ||
Season | ||||||
Winter | 116 (10%) | 52 (14%) | 0.016 | 13 (4%) | 5 (5%) | 0.029 |
Spring | 303 (26%) | 79 (21%) | 86 (28%) | 22 (20%) | ||
Summer | 496 (42%) | 141 (38%) | 153 (50%) | 47 (44%) | ||
Fall | 261 (22%) | 99 (27%) | 56 (18%) | 34 (31%) | ||
Weekday | ||||||
Weekday (Mon-Thu) | 447 (38%) | 99 (27%) | < 0.0001 | 104 (34%) | 18 (17%) | 0.0008 |
Weekend (Fri-Sat) | 729 (62%) | 272 (73%) | 204 (66%) | 90 (83%) | ||
Location | ||||||
Roadway | 424 (44%) | 155 (52%) | 0.02 | 127 (50%) | 51 (58%) | 0.19 |
Off-road | 539 (56%) | 145 (48%) | 127 (50%) | 37 (42%) | ||
Road surface | ||||||
Paved | 176 (48%) | 56 (42%) | 0.24 | 41 (37%) | 22 (48%) | 0.20 |
Unpaved | 193 (52%) | 78 (58%) | 70 (63%) | 24 (52%) | ||
Crash mechanism | ||||||
ATV-ATV collision | 38 (4%) | 24 (7%) | < 0.0001 | 17 (6%) | 9 (9%) | 0.12 |
ATV-MV collision | 156 (16%) | 25 (8%) | 28 (10%) | 4 (4%) | ||
ATV-Object collision | 121 (12%) | 53 (17%) | 30 (11%) | 16 (16%) | ||
Non-collision | 685 (69%) | 219 (68%) | 200 (73%) | 68 (70%) | ||
Fell/Ejected | ||||||
Yes | 314 (61%) | 109 (69%) | 0.058 | 89 (64%) | 26 (60%) | 0.63 |
No | 200 (39%) | 48 (31%) | 49 (36%) | 17 (40%) | ||
Hit/Pinned | ||||||
Yes | 165 (26%) | 36 (18%) | 0.021 | 29 (17%) | 9 (15%) | 0.69 |
No | 476 (74%) | 166 (82%) | 142 (83%) | 52 (85%) | ||
Fatality | ||||||
Yes | 63 (5%) | 27 (7%) | 0.16 | 6 (2%) | 3 (3%) | 0.70b |
No | 1108 (95%) | 340 (93%) | 302 (98%) | 105 (97%) |