TABLE 2.
Symptom Severity at Baseline among Individuals with Irritable Bowel Syndrome
| Subjects with more than minimal symptomsa |
Symptom severityb |
|
|---|---|---|
| n (%) | Mean (SD) | |
| Extraintestinal Pain | ||
| Backache | 100 (41.2) | 34.4 (25.4) |
| Headache | 97 (39.9) | 27.7 (19.1) |
| Muscle pain | 100 (41.2) | 39.9 (26.2) |
| Joint pain | 89 (36.6) | 41.6 (27.2) |
| Fatigue and Sleep Disturbances | ||
| Fatigue | 197 (81.0) | 41.5 (26.1) |
| Sleepiness during the day | 162 (66.7) | 37.2 (24.9) |
| Diminished sleep quality | 216 (88.9) | 44.0 (26.0) |
| Unrefreshed sleep | 220 (90.5) | 52.0 (25.4) |
a minimal symptoms indicates that participants reported <10% of days with ‘moderate’ to ‘very severe’ symptom rating (headache, backache, muscle pain, joint pain, fatigue, and sleepiness during the day), ‘poor’ or ‘fair’ sleep quality (diminished sleep quality), or ‘not at all refreshed’ or ‘somewhat refreshed’ sleep (refreshed sleep)
b mean symptom score among those with more than minimum symptoms, where symptom score is defined as percent of days with ‘moderate’ to ‘very severe’ symptom severity.