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Table 3 Cross-tab and logistic regression analysis of having ever completed a certified ATV training course by demographics and other variables for those school-aged children that had been on an ATV in the past 12 months and completed the Safety Tips for ATV Riders (STARs) program one-year follow-up survey

From: All-terrain vehicle exposure and the association of certified training on adolescent safety behaviors and crash experiences

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)

 
  1. aOR adjusted odds ratio; ATV all-terrain vehicle; CI confidence interval; OHV off-highway vehicle; Row% row percent, yrs years
  2. aColumn total may not equal group N due to missing data
  3. bControlling for all other variables in the table
  4. cFisher’s Exact Test used as values in the analysis < 5