Fig. 3

Classification Tree for Predicting High and Low Suicide Attempt Risk Census Tracts. Note. SIpercent = percentage of positive suicidal ideation screens; RecentSA = number of recent suicide attempts reported; WWDATW = percentage of workers aged 16 years and over who get to work by driving alone in a car, truck, or van; PWSCD = percentage of the population with a self-care difficulty; FBP = percentage of the population who are a foreign born (persons not born in the United States, including all foreign born persons regardless of whether they are naturalized U.S. citizens