Multivariable Analysis: Predictors of Frequent Emergency Room Visits by Housing Status, Using Clustered Data.

a Denotes statistical significance. p <0.05 considered statistically significant. b Defined as one or more housing status changes within a 1 year follow-up period from index ambulatory visit. c Reference group for these categories are patients without these health characteristics. d Health service utilization data collected over a 1 year follow-up time period from index ambulatory visit. e There were no behavioral health visits in homeless patients Multivariable Analysis: Predictors of Frequent Emergency Room Visits by Housing Status, Using Clustered Data.