Variables Wave 5 a Current Smokers Total ban Partial None n Former Smokers Total ban Partial None n Wave 6 a Current Smokers Total ban Partial None n Former Smokers Total ban Partial None n Low 82.7 15.2 2.1 293 87.0 8.7 4.3 25 85.3 12.7 2.0 251 87.5 12.5 0.0 39 Int. J. Environ. Res. Public Health 2011, 8 424 All 43.4 53.4 3.2 1,610 48.1 49.8 2.1 333 87.8 11.5 0.7 1,631 87.9 10.9 1.2 346 * Table 3. Prevalence and introduction of smoke-free bars by socioeconomic status and country. Canada Mod. High All Low United States Mod. High Socioeconomic Status United Kingdom b All Low Mod. High All Low Australia Mod. High 82.3 15.3 2.4 823 87.0 12.3 0.7 136 86.2 13.6 0.2 596 88.8 11.2 0.0 100 86.4 12.3 1.3 462 76.6 23.4 0.0 99 90.3 9.1 0.6 713 91.5 7.7 0.8 141 83.6 14.4 2.0 1,578 83.0 16.3 0.7 260 * 88.0 11.3 0.7 1,560 * 90.0 9.7 0.3 280 37.6 44.2 18.2 311 54.3 20.0 25.7 42 51.2 38.3 10.5 297 47.6 47.6 4.8 28 36.9 47.9 15.2 853 46.3 34.7 19.0 101 53.2 31.8 15.0 595 49.3 38.4 12.3 85 44.9 42.9 12.2 416 59.1 31.2 9.7 81 50.9 39.5 9.6 649 51.8 40.0 8.2 116 39.1 45.9 15.0 1,580 * 52.9 30.9 16.2 224 51.9 36.3 11.8 1,541 50.5 40.2 9.3 229 27.7 51.7 20.6 365 20.0 64.0 16.0 58 95.1 3.1 1.8 356 91.3 7.2 1.5 85 18.4 57.3 24.3 785 13.5 66.7 19.8 142 97.8 1.7 0.5 627 96.2 2.3 1.5 132 15.5 65.9 18.6 314 25.0 59.2 15.8 73 97.6 2.1 0.3 463 97.0 3.0 0.0 111 19.7 58.2 22.1 1,464 * 18.0 64.0 18.0 273 97.1 2.2 0.7 1,446 95.3 3.7 1.0 328 41.2 53.9 4.9 350 50.0 50.0 0.0 46 88.7 10.4 0.9 324 83.7 16.3 0.0 44 44.9 52.1 3.0 916 48.7 48.7 2.6 188 86.3 13.0 0.7 786 83.6 13.9 2.5 150 41.6 56.4 2.0 344 46.1 52.0 1.9 99 89.5 10.0 0.5 521 93.9 6.1 0.0 152