Table 2.
Demographic Characteristics of the Human Subjects Providing Fecal Inocula for Assessing In Vitro Dietary Fiber Degradation Before and After Fiber Supplementation
| Supplement Group | Placebo Control (n=13) | Carboxy methyl cellulose (n=13) | Gum Arabic (n=13) | Psyllium (n=13) |
|---|---|---|---|---|
| Agea | 56.5 (11.0) | 60.6 (14.9) | 51.0 (11.8) | 63.6 (11.6) |
| Body mass indexa | 28.5 (3.9) | 30.2 (6.7) | 30.1 (8.9) | 27.9 (4.4) |
| n (%) | ||||
| Female | 8 (62) | 9 (69) | 10 (77) | 11 (85) |
| Race and Ethnicity | ||||
| White, not Hispanic | 12 (92) | 13 (100) | 12 (92) | 12 (92) |
| Black, not Hispanic | 0 | 0 | 1(8) | 0 |
| American Indian | 0 | 0 | 0 | 1 (8) |
| Asianb | 0 | 0 | 0 | 0 |
| More than 1 raceb | 1(8) | 0 | 0 | 0 |
| Hispanicb | 0 | 1(8) | 1(8) | 0 |
| Married/Partnered | 6 (46) | 10 (77) | 10 (77) | 8 (62) |
| Employed | 9 (69) | 7 (54) | 10 (77) | 6 (46) |
| Education- highest level | ||||
| Less than high school | 0 | 0 | 1 (8) | 0 |
| High school graduate, equivalent, or higher | 6 (46) | 6 (46) | 7 (54) | 4 (31) |
| College graduate or higher | 7 (54) | 7 (54) | 5 (39) | 9 (69) |
a
mean (sd); all among group comparisons were not statistically significant (p>.05);
b
too few observations per cell to analyze statistically