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Table 6 Contingency table analyses regarding whether 2022 Iowa FFA Leadership Conference survey respondents believed there should be a law requiring helmet use while riding a motorcycle, ATV or dirt bike

From: Rural adolescent attitudes and use of helmets while riding ATVs, motorcycles and dirt bikes

Contingency table analyses

 

Motorcycle

ATV

Dirt bike

Law

No law

p value

Law

No law

p value

Law

No law

p value

n (row %)a

n (row %)a

n (row %)a

n (row %)a

n (row %)a

n (row %)a

All

942 (72)

360 (28)

 

382 (31)

862 (69)

 

724 (56)

562 (44)

 

Sex

Male

304 (57)

227 (43)

 < 0.001

126 (25)

379 (75)

 < 0.001

222 (42)

303 (58)

 < 0.001

Female

625 (83)

128 (17)

247 (34)

476 (66)

492 (66)

252 (34)

Age

16–18 years

489 (68)

229 (32)

 < 0.001

191 (28)

501 (72)

0.012

390 (55)

322 (45)

0.188

13–15 years

441 (78)

125 (22)

184 (34)

350 (66)

326 (59)

230 (41)

Residence

Farm

452 (69)

204 (31)

0.018

155 (25)

470 (75)

 < 0.001

345 (53)

304 (47)

0.037

Countryb

206 (75)

69 (25)

88 (33)

182 (67)

154 (57)

117 (43)

Town

284 (77)

87 (23)

139 (40)

210 (60)

225 (61)

141 (39)

Race

NH White

891 (72)

338 (28)

0.669

358 (30)

824 (70)

0.279

685 (56)

532 (44)

1.0

Otherc

50 (69%)

22 (31)

23 (38)

38 (62)

38 (56)

30 (44)

Ownership

Yes

180 (63)

108 (37)

 < 0.001

199 (24)

615 (76)

 < 0.001

163 (44)

211 (56)

 < 0.001

No

761 (75)

252 (25)

183 (43)

247 (57)

561 (62)

351 (38)

Ridden in past year

Yes

242 (61)

157 (39)

 < 0.001

235 (25)

720 (75)

 < 0.001

212 (42)

293 (58)

 < 0.001

No

691 (78)

199 (22)

145 (51)

141 (49)

506 (66)

266 (34)

Riding frequency

Monthly/few

216 (64)

121 (36)

0.002

126 (27)

339 (73)

0.842

156 (44)

201 (56)

0.265

Daily/weekly

26 (42)

36 (58)

109 (28)

281 (72)

56 (38)

92 (62)

Strict helmet ruled

Yes

112 (64)

63 (36)

 < 0.001

 

No

124 (16)

653 (84)

  1. ATV all-terrain vehicle, NH White non-Hispanic White
  2. aThe sum of n for a variable may not equal the total group N due to missing values
  3. bRespondents who live in the country, but not on a farm
  4. cRespondents who were races and ethnicities other than non-Hispanic White
  5. dRespondent’s family had a strict ATV “no helmet, no riding” rule