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Table 1 Sample characteristics of adolescent participants from 1998 to 2013

From: Parental supply of alcohol to Australian minors: an analysis of six nationally representative surveys spanning 15 years

  1998 2001 2004 2007 2010 2013
  N % N % N % N % N % N %
Total sample size 10340   26744   29445   23356   26648   23855  
Sample size of the age group 14-17 1062 10.27 1477 5.52 1852 6.29 1066 4.56 1075 4.03 825 3.46
Male 517 48.68 718 48.61 838 45.25 503 47.19 501 46.6 404 48.97
Age             
 14 269 24.48 311 21.06 453 24.46 247 23.17 242 22.51 188 22.79
 15 266 25.05 366 24.78 463 25.00 256 24.02 275 25.58 197 23.88
 16 263 24.76 404 27.35 469 25.32 289 27.11 264 24.56 224 27.15
 17 273 25.72 396 26.81 467 25.22 274 25.7 294 27.35 216 26.18
Regionality–living in major citiesa -   -   1157 62.47 694 65.1 676 62.88 542 65.70
Socioeconomic advantageb             
 Least advantaged -   246 16.66 296 15.98 171 16.09 171 15.91 143 17.33
 2nd quintile -   345 23.36 357 19.28 193 18.16 236 21.95 158 19.15
 3rd quintile -   234 15.84 348 18.79 188 17.69 185 17.21 141 17.09
 4th quintile -   228 15.44 433 23.38 250 23.52 226 21.02 185 22.42
 Most advantaged -   424 28.71 418 22.57 261 24.55 257 23.91 198 24.00
Australian born 933 87.85 1295 87.68 1657 90.99 911 89.05 936 90.00 702 85.30
Response Ratec   56   50   46   49   51   49
  1. aThe coding for area of residence in Australia was different in 1998 and 2001, and was therefore not comparable. bThis information was not available in the 1998 survey. cThis is the overall response rate of the survey