“…Thus, accurate assessment of SC is needed to facilitate and inform current and future treatment decisions. There are currently at least four adult self-report questionnaires that have been developed to assess SC: the Self-Control Questionnaire (SCQ; Rehm, Kornblith, O'Hara, Lamparski, Romano, & Volkin, 1981), the Frequency of Self-Reinforcement Questionnaire (FSRQ; Heiby, 1982), the Cognitive Self-Management Test (CSM; Rude, 1986), and the Lifestyle Approaches Inventory (LSA; Williams, Moore, Pettibone, & Thomas, 1992). The purpose of this investigation is to compare the psychometric characteristics of each of these questionnaires, and to draw conclusions regarding their clinical applicability.…”