Self efficacy for fruit, vegetable and water intakes: Expanded and abbreviated scales from item response modeling analyses

• Main Authors: Cullen Karen W (Author), Baranowski Janice C (Author), Bachman Christine (Author), Watson Kathleen B (Author), Baranowski Tom (Author), Thompson Debbe (Author), Siega Riz Anna-Maria (Author)
• Format: Book
• Published: BMC, 2010-03-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

<p>Abstract</p> <p>Objective</p> <p>To improve an existing measure of fruit and vegetable intake self efficacy by including items that varied on levels of difficulty, and testing a corresponding measure of water intake self efficacy.</p> <p>Design</p>...