Self-efficacy Scale for Weight Loss among Multi-ethnic Women of Lower Income: A Psychometric Evaluation

Publication year: 2011
Source: Journal of Nutrition Education and Behavior, Volume 43, Issue 4, July-August 2011, Pages 279-283

Lara, Latimer , Lorraine O., Walker , Sunghun, Kim , Keryn E., Pasch , Bobbie Sue, Sterling

 Objective: This study examined test-retest reliability, internal consistency, and construct and predictive validity of the Physical Activity and Nutrition Self-Efficacy (PANSE) scale, an 11-item instrument to assess weight-loss self-efficacy among postpartum women of lower income. Methods: Seventy-one women completed the PANSE scale and psychosocial measures at baseline and at 7 and 13 weeks of a pilot study of weight loss. Results: Test-retest reliability of PANSE scores was r = 0.55 (P < .01). Cronbach α was r = 0.89. Construct validity was supported by correlations with less-healthful behaviors (r = –0.33, P = .005), perceived stress (r = –0.24, P = .04), and decisional balance...