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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

 201220152017Total 
 n%95%CIn%95%CIn%95%CIn%95%CIP-value
Total3333  3464  3061  9858   
Age 0-5 group2045  1807  1226  5078   
Sit on an adult's lapa54326.624.7-28.528916.014.3-17.730224.622.2-27.0113422.321.2-23.4<0.001
Front rowa57828.326.3-30.322712.611.1-14.1867.05.6-8.489117.516.5-18.5 
Front row without CRS57198.898.3-99.322699.699.3-99.98396.595.5-97.588098.898.5-99.10.126
Front row with CRS71.20.7-1.710.40.1-0.733.52.5-4.5111.20.9-1.5 
Rear row146771.769.7-73.7158087.485.9-88.9114093.091.6-94.4418782.581.5-83.5 
Rear row without CRS145799.398.9-99.7141989.888.4-91.297885.883.8-87.8385492.091.3-92.7<0.001
Rear row with CRSb100.70.3-1.116110.28.8-11.616214.212.2-16.23338.07.3-8.7 
Age 6-11 group817  1043  1217  3077   
Sit on an adult's lapa91.10.4-1.8272.61.6-3.6191.60.9-2.3551.81.3-2.30.042
Front rowa26732.729.5-35.919919.116.7-21.516113.211.3-15.162720.419.0-21.8 
Front row without CRS26696.699.2-10019698.597.8-99.216099.499.0-99.862299.298.9-99.5N/A
Front row with CRS10.40-0.831.50.8-2.210.60.2-1.050.80.5-1.1 
Rear row55067.364.1-70.584480.978.5-83.3105686.884.9-88.7245079.678.2-81 
Rear row without CRS54699.398.7-99.983398.798.0-99.4103197.696.7-98.5241098.498-98.80.031
Rear row with CRSb40.70.1-1.3111.30.6-2.0252.41.5-3.3401.61.2-2.0 
Age 12-17 group471  614  618  1703   
Sit on an adult's lapa30.60.1-1.330.50.1-1.100.00-060.40.1-0.7N/A
Front rowa16635.230.9-39.520433.229.5-36.917929.025.4-32.654932.230-34.4 
Front row without seat belt9758.453.9-62.911455.952-59.83217.914.9-20.924344.341.9-46.7<0.001
Front row with seat belt6941.637.1-46.19044.140.2-48.014782.179.1-85.130655.753.3-58.1 
Rear row30564.860.5-69.141066.863.1-70.543971.067.4-74.6115467.865.6-70.0 
Rear row without seat belt26988.285.3-91.138694.192.2-9640993.291.2-95.2106492.290.9-93.50.01
Rear row with seat belt b3611.88.9-14.7245.94.0-7.8306.84.8-8.8907.86.5-9.1 
  1. Note: Denominators by age groups by year were shown in Table 1
  2. N/A Not available
  3. a risk behaviors
  4. b safe behavior