“…Relevant variables available in the survey, that have been found to affect MVC injuries, included control variables of age, sex, immigration status and four risk factors of binge drinking, health status, distress, and psychotropic medication use (Alvarez et al, 2001;Bell et al, 2000;Braver and Trempel, 2004;Broyles et al, 2003;Cherpitel, 1993;Chipman, 1995;Ellinwood and Heatherly, 1985;Fife et al, 1984;Koepsell et al, 1994;Kypri et al, 2002;Lagarde et al, 2004;Langley and McLoughlin, 1989;McLeod et al, 2003;Sagberg, 2006;Selzer and Vinokur, 1974;Selzer et al, 1968;Singleton et al, 2004;Tavris et al, 2001;Vaa et al, 2003;Vingilis and MacDonald, 2002;Vinglis and Wilk, 2007;Walsh et al, 2004;Zhang et al, 2000). These variables could affect exposure; for example, males drive more than females and therefore are at greater risk of being involved in a MVC (Chipman et al, 1992(Chipman et al, , 1993.…”