1. Theme 1: Personal factors
   1. Sub-theme 1: Fruit preference
   2. Sub-theme 2: Convenience
   3. Sub-theme 3: Price
   4. Sub-theme 4: Emotion
   5. Sub-theme 5: Economic status
2. Theme 2: Social environmental factor
   1. Sub-theme 1: Parent influence
3. Theme 3: Physical environmental factors
   1. Sub-theme 1: Home environmental influence
   2. Sub-theme 2: Community environmental influence