CHANGES IN GAMBLING AND PROBLEM GAMBLING IN OREGON: RESULTS FROM A REPLICATION STUDY, 1997 TO 2000

Rachel A. Volberg, Ph.D.

Gemini Research, Ltd.

PO Box 628

Northampton, MA 01061

413-584-4667

www.geminiresearch.com

February 2001

TABLE OF CONTENTS

ACKNOWLEDGEMENTS......................................................................................................... i

EXECUTIVE SUMMARY.......................................................................................................... ii

INTRODUCTION...................................................................................................................... 1

METHODS............................................................................................................................. 8

COMPARING THE 1997 AND 2000 SAMPLES........................................................................ 17

CHANGES IN GAMBLING PARTICIPATION............................................................................ 23

CHANGES IN THE CHARACTERISTICS OF GAMBLERS......................................................... 18

CHANGES IN PROBLEM GAMBLING PREVALENCE............................................................. 22

CHANGES IN THE CHARACTERISTICS OF PROBLEM GAMBLERS........................................ 32

COMPARING OREGON WITH OTHER JURISDICTIONS........................................................... 40

SUMMARY AND CONCLUSION............................................................................................. 47

REFERENCES..................................................................................................................... 52

APPENDIX A: Methods to Assess Problem Gambling in the General Population

APPENDIX B: Questionnaire for the Oregon Replication Survey

LIST OF TABLES

Table 1: Diagnostic Criteria for Pathological Gambling................................................................ 3

Table 2: Comparing the 2000 Sample and the General Populat