Table 6.
Means and (SD) for SF-36 subscales for participants without and with a Rome III irritable bowel syndrome (IBS) diagnosis and correlations between Short Form Health Survey–36 items (SF-36) subscales and Gastrointestinal Symptom Rating Scale–Irritable Bowel Syndrome (GSRS-IBS) total score and subscales.
| Rome III Diagnosis | Physical Function | Role Physical | Role Emotional | Energy | Well-Being | Social Function | Pain | General Health |
|---|---|---|---|---|---|---|---|---|
| Non-IBS Mean (SD) | 91.65 (15.18) | 88.28 (26.40) | 87.29 (27.43) | 66.83 (21.30) | 79.67 (16.00) | 90.03 (18.05) | 85.03 (20.33) | 75.83 (17.81) |
| IBS M (SD) | 90.28 (16.31) | 75.00 (35.90) | 69.73 (39.51) | 50.89 (23.47) | 67.44 (21.36) | 76.86 (23.42) | 72.13 (20.94) | 63.90 (20.77) |
| p value | 0.314 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 |
| GSRS-IBS correlations | ||||||||
| Total score | –0.18 | –0.29 | –0.28 | –0.44 | –0.38 | –0.39 | –0.44 | –0.38 |
| Diarrhea | –0.14 | –0.21 | –0.20 | –0.32 | –0.30 | –0.29 | –0.30 | –0.27 |
| Constipation | –0.12 | –0.20 | –0.21 | –0.29 | –0.24 | –0.26 | –0.29 | –0.25 |
| Bloating | –0.14 | –0.22 | –0.21 | –0.36 | –0.30 | –0.30 | –0.35 | –0.30 |
| Pain | –0.14 | –0.23 | –0.23 | –0.38 | –0.33 | –0.34 | –0.43 | –0.36 |
| Early satiety | –0.15 | –0.20 | –0.20 | –0.26 | –0.24 | –0.27 | –0.27 | –0.25 |
Non-IBS and IBS: absence and presence of Rome III IBS diagnosis. The p value row indicates statistical significance of differences in SF-36 subscale scores between non-IBS and IBS participants. All correlations are p < 0.001.