Variable | Completed training course | Logistic regression | |||
---|---|---|---|---|---|
Yes (N = 303) | No (N = 3444) | Analysis (N = 2573) | |||
n (Row%)a | n (Row%)a | P Value | aORb | 95% CI | |
Sex (n = 3709) | |||||
Male | 178 (9) | 1751 (91) | 0.012 | 1.14 | 0.86–1.50 |
Female | 124 (7) | 1656 (93) | 1.00 (ref) | ||
Age (n = 3654) | |||||
≤ 11 yrs | 34 (10) | 302 (90) | 0.055c | 1.00 (ref) | |
12–13 yrs | 159 (9) | 1667 (91) | 1.00 | 0.60–1.68 | |
14–15 yrs | 101 (7) | 1272 (93) | 0.76 | 0.44–1.30 | |
≥ 16 yrs | 4 (3) | 115 (97) | 0.40 | 0.13–1.24 | |
Where They Live (n = 3717) | |||||
On a farm | 69 (8) | 746 (92) | 0.77 | 0.61 | 0.42–0.88 |
In country/not farm | 68 (8) | 835 (92) | 0.82 | 0.58–1.15 | |
In town | 158 (8) | 1841 (92) | 1.00 (ref) | ||
Family owns an ATV (n = 3722) | |||||
Yes | 212 (11) | 1773 (89) | < 0.0001 | 1.55 | 1.08–2.23 |
No | 87 (5) | 1650 (95) | 1.00 (ref) | ||
How they used ATVs (n = 3696) | |||||
Work only | 23 (10) | 197 (90) | < 0.0001 | 1.00 (ref) | |
Both work and recreation | 162 (10) | 1418 (90) | 0.61 | 0.36–1.03 | |
Recreation only | 118 (6) | 1778 (94) | 0.61 | 0.5–1.06 | |
Frequency of ATV use in past 12 months (n = 2693) | |||||
At least weekly | 149 (14) | 929 (86) | < 0.0001 | 1.53 | 1.11–2.11 |
Monthly or less | 112 (7) | 1503 (93) | 1.00 (ref) | ||
Organized competitive racing participation (n = 3701) | |||||
Yes | 59 (19) | 257 (81) | < 0.0001 | 1.41 | 0.95–2.10 |
No | 240 (7) | 3145 (93) | 1.00 (ref) | ||
Ridden in a public OHV park (n = 3704) | |||||
Yes | 92 (17) | 453 (83) | < 0.0001 | 1.99 | 1.44–2.75 |
No | 211 (7) | 2955 (93) | 1.00 (ref) |