Oslo University Hospital Aker | Innlandet Hospital Trust Gjøvik | ||||||
---|---|---|---|---|---|---|---|
No IBS n = 194 | IBS n = 17 | p-value | No IBS n = 102 | IBS n = 37 | p-value | Differences between patients with IBS at the two centers (p-values) | |
Fibromyalgia | 19/194 (10%) | 1/17 (6%) | 0.71## | 14/101 (14%) | 11/37 (30%) | 0.03# | 0.08## |
Self-reported psychiatric disorder | 30/194 (16%) | 6/17 (35%) | 0.04# | 17/102 (17%) | 12/37 (32%) | 0.04# | 0.84# |
Hemoglobin (g/dl) | 14.2 (1.1) | 13.8 (1.1) | 0.23 | 14.6 (1.0) | 14.0 (1.1) | 0.006 | 0.53 |
HbA1C (%) | 5.8 (4.7–14.9) | 5.5 (4.9–7.3) | 0.02* | 5.4 (4.5–11.5) | 5.5 (4.9–9.7) | 0.52* | 0.94* |
Bilirubin (μmol/l) | 7 (2–23) | 7 (4–19) | 0.94* | 7 (2–28) | 5 (2–15) | 0.03* | 0.07* |
Cholesterol (mmol/l) | 4.9 (1.0) | 5.1 (0.8) | 0.44 | 4.9 (1.0) | 5.5 (0.8) | 0.001 | 0.05 |
Low-density lipoprotein (mmol/l) | 3.1 (0.9) | 3.3 (0.7) | 0.26 | 3.2 (0.9) | 3.7 (0.7) | 0.001 | 0.07 |
Thyroid stimulating hormone (mU/l) | 1.5 (0.0–7.9) | 1.4 (0.2–14.6) | 0.31* | 1.5 (0.0–5.5) | 2.1 (0.8–6.9) | 0.001* | 0.007* |
Free T4 (pmol/l) | 15 (11–28) | 16 (12–23) | 0.14* | 16 (10–26) | 15 (11–21) | 0.04* | 0.02* |
Vitamin B1 (nmol/l) | 157 (62–239) | 145 (91–176) | 0.03* | 155 (104–232) | 142 (112–246) | 0.04* | 0.58* |
Use of statins | 34/194 (18%) | 1/17 (6%) | 0.32## | 18/101 (18%) | 1/37 (3%) | 0.02# | 0.54## |