Table 1:
Demographic and clinical characteristics of study participants
| Overall N=73 | No SIBO N=44 | SIBO N=29 | p-value* | |
|---|---|---|---|---|
| Age | 51.3 ± 14.0 | 50.3 ± 13.0 | 52.8 ± 15.4 | 0.44 |
| BMI | 25.7 ± 6.6 | 25.8 ± 7.0 | 25.5 ± 6.2 | 0.84 |
| Females | 68 (93%) | 43 (98%) | 25 (86%) | 0.08 |
| Proton pump inhibitor use | 42 (58%) | 25 (57%) | 17 (59%) | 1.00 |
| Surgery associated with decreased gastric acid | 5 (7%) | 0 (0%) | 5 (17%) | <0.01 |
| Diabetes | 16 (22%) | 10 (23%) | 6 (21%) | 1.00 |
| Daily opiates | 18 (25%) | 9 (21%) | 9 (31%) | 0.41 |
| Total GCSI┼ score | 3.2 ± 1.0 | 3.2 ± 1.0 | 3.2 ± 1.0 | 0.97 |
| Nausea and vomiting subscale score (median, IQR) | 2.3 (1.3–3.3) | 2.3 (1.3–3.3) | 2.5 (1.9–3.5) | 0.56 |
| Fullness and early satiety subscale score (median, IQR) | 3.5 (2.8–4.3) | 3.5 (2.8–4.3) | 3.5 (2.4–4.0) | 0.37 |
| Bloating (median, IQR) | 2.3 (1.3–3.3) | 2.3 (1.3–3.3) | 2.5 (1.9–3.5) | 0.56 |
| Delayed gastric emptying | 33 (45%) | 18 (41%) | 15 (52%) | 0.47 |
| % retention at 2 hours (median, IQR) | 36.6 (19.5–58.0) | 33.3 (19.9–50.9) | 46.1 (15.0–63.0) | 0.37 |
| % retention at 4 hours (median, IQR) | 6.0 (1.0–21.0) | 4 (1.0–19.0) | 11.0 (1.3–46.0) | 0.18 |
Data show mean (±SD) or percent except where specified.
┼
Gastroparesis cardinal symptom index.
*
p-values based on Fisher’s exact test for categorical variables and t-test for normally distributed continuous variables and Wilcoxon rank sum test for skewed continuous variable.