Table 7 Changes to GEM Tool between Version 1 and Version 2 (after Usability Testing – Round 1)

• Tutorial question added

• Status bar replaced with time approximation

• Question sequence was altered to group goals by type (weight loss, nutrition, physical activity)

• Mini-summaries were added throughout the tool

• Background colors changed from tan to blue and white

• VA logo added

• Terminology definitions added via embedded hyperlinks

• Tool language softened and clarified

• Expanded Veteran resources list

• Categorized advice added after each question

• Tutorial question adapted for relevance