Table 2 Prevalence of risk and protective behaviors by age groups by study year
From: Prevalence of child passenger restraint use in Shantou, China from 2012 to 2017
2012 | 2015 | 2017 | Total | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n | % | 95%CI | n | % | 95%CI | n | % | 95%CI | n | % | 95%CI | P-value | |
Total | 3333 | 3464 | 3061 | 9858 | |||||||||
Age 0-5 group | 2045 | 1807 | 1226 | 5078 | |||||||||
Sit on an adult's lapa | 543 | 26.6 | 24.7-28.5 | 289 | 16.0 | 14.3-17.7 | 302 | 24.6 | 22.2-27.0 | 1134 | 22.3 | 21.2-23.4 | <0.001 |
Front rowa | 578 | 28.3 | 26.3-30.3 | 227 | 12.6 | 11.1-14.1 | 86 | 7.0 | 5.6-8.4 | 891 | 17.5 | 16.5-18.5 | |
Front row without CRS | 571 | 98.8 | 98.3-99.3 | 226 | 99.6 | 99.3-99.9 | 83 | 96.5 | 95.5-97.5 | 880 | 98.8 | 98.5-99.1 | 0.126 |
Front row with CRS | 7 | 1.2 | 0.7-1.7 | 1 | 0.4 | 0.1-0.7 | 3 | 3.5 | 2.5-4.5 | 11 | 1.2 | 0.9-1.5 | |
Rear row | 1467 | 71.7 | 69.7-73.7 | 1580 | 87.4 | 85.9-88.9 | 1140 | 93.0 | 91.6-94.4 | 4187 | 82.5 | 81.5-83.5 | |
Rear row without CRS | 1457 | 99.3 | 98.9-99.7 | 1419 | 89.8 | 88.4-91.2 | 978 | 85.8 | 83.8-87.8 | 3854 | 92.0 | 91.3-92.7 | <0.001 |
Rear row with CRSb | 10 | 0.7 | 0.3-1.1 | 161 | 10.2 | 8.8-11.6 | 162 | 14.2 | 12.2-16.2 | 333 | 8.0 | 7.3-8.7 | |
Age 6-11 group | 817 | 1043 | 1217 | 3077 | |||||||||
Sit on an adult's lapa | 9 | 1.1 | 0.4-1.8 | 27 | 2.6 | 1.6-3.6 | 19 | 1.6 | 0.9-2.3 | 55 | 1.8 | 1.3-2.3 | 0.042 |
Front rowa | 267 | 32.7 | 29.5-35.9 | 199 | 19.1 | 16.7-21.5 | 161 | 13.2 | 11.3-15.1 | 627 | 20.4 | 19.0-21.8 | |
Front row without CRS | 266 | 96.6 | 99.2-100 | 196 | 98.5 | 97.8-99.2 | 160 | 99.4 | 99.0-99.8 | 622 | 99.2 | 98.9-99.5 | N/A |
Front row with CRS | 1 | 0.4 | 0-0.8 | 3 | 1.5 | 0.8-2.2 | 1 | 0.6 | 0.2-1.0 | 5 | 0.8 | 0.5-1.1 | |
Rear row | 550 | 67.3 | 64.1-70.5 | 844 | 80.9 | 78.5-83.3 | 1056 | 86.8 | 84.9-88.7 | 2450 | 79.6 | 78.2-81 | |
Rear row without CRS | 546 | 99.3 | 98.7-99.9 | 833 | 98.7 | 98.0-99.4 | 1031 | 97.6 | 96.7-98.5 | 2410 | 98.4 | 98-98.8 | 0.031 |
Rear row with CRSb | 4 | 0.7 | 0.1-1.3 | 11 | 1.3 | 0.6-2.0 | 25 | 2.4 | 1.5-3.3 | 40 | 1.6 | 1.2-2.0 | |
Age 12-17 group | 471 | 614 | 618 | 1703 | |||||||||
Sit on an adult's lapa | 3 | 0.6 | 0.1-1.3 | 3 | 0.5 | 0.1-1.1 | 0 | 0.0 | 0-0 | 6 | 0.4 | 0.1-0.7 | N/A |
Front rowa | 166 | 35.2 | 30.9-39.5 | 204 | 33.2 | 29.5-36.9 | 179 | 29.0 | 25.4-32.6 | 549 | 32.2 | 30-34.4 | |
Front row without seat belt | 97 | 58.4 | 53.9-62.9 | 114 | 55.9 | 52-59.8 | 32 | 17.9 | 14.9-20.9 | 243 | 44.3 | 41.9-46.7 | <0.001 |
Front row with seat belt | 69 | 41.6 | 37.1-46.1 | 90 | 44.1 | 40.2-48.0 | 147 | 82.1 | 79.1-85.1 | 306 | 55.7 | 53.3-58.1 | |
Rear row | 305 | 64.8 | 60.5-69.1 | 410 | 66.8 | 63.1-70.5 | 439 | 71.0 | 67.4-74.6 | 1154 | 67.8 | 65.6-70.0 | |
Rear row without seat belt | 269 | 88.2 | 85.3-91.1 | 386 | 94.1 | 92.2-96 | 409 | 93.2 | 91.2-95.2 | 1064 | 92.2 | 90.9-93.5 | 0.01 |
Rear row with seat belt b | 36 | 11.8 | 8.9-14.7 | 24 | 5.9 | 4.0-7.8 | 30 | 6.8 | 4.8-8.8 | 90 | 7.8 | 6.5-9.1 | |