Table 3.
Summary of the exit questionnaire following completion of the study (n = 9).
| Component | Mean 1 (SD) |
|---|---|
| Interest in topic | 4.2 (0.9) |
| Ease of following dietary guidelines | 4.4 (0.9) |
| Ease of stool sample collection | 3.9 (1.3) |
| Ease of blood collection | 4.6 (0.5) |
| Ease of powder consumption | 2.9 (1.3) |
| Discomfort following powder consumption | 3.1 (1) |
| Clarity of study instructions | 5 (0) |
| Organization of study | 5 (0) |
1 Components were assessed on a scale of 1 to 5, with five being the most positive response, three being neutral, and one being the most negative. For example, for “interest in study topic”, a value of five corresponds to very interesting and a value of one corresponds to not-at-all interesting.