Table 2.
Mean SF-36 scores (95% CI) for IBS cases (n = 347) and sex and age-matched controls (n = 1,041).
| Female | Male | Total | ||||
|---|---|---|---|---|---|---|
| SF-36 scale: | IBS cases (n = 251) | Matched controls (n = 753) | IBS cases (n = 96) | Matched controls (n = 288) | IBS cases (n = 347) | Matched controls (n = 1,041) |
| Physical functioning | 84.2 (81.6 to 86.4) | 89.0 ** (87.7 to 90.3) | 89.3 (86.1 to 93.0) | 92.1 n.s (90.4 to 94.0) | 86.0 (83.5 to 88.1) | 90.0 *** (89.0 to 91.0) |
| Physical role | 71.0 (66.3 to 75.6) | 84.0 *** (81.3 to 86.0) | 82.1 (76.0 to 89.0) | 88.0 n.s (85.0 to 91.1) | 74.1 (70.0 to 78.0) | 85.1 *** (83.0 to 87.0) |
| Bodily pain | 68.0 (65.0 to 71.0) | 80.0 *** (78.4 to 81.5) | 74.2 (69.3 to 79.1) | 83.0 ** (80.5 to 85.1) | 69.4 (67.1 to 72.1) | 81.1 *** (79.5 to 82.0) |
| General health | 62.0 (59.0 to 65.1) | 75.0 *** (73.4 to 76.4) | 67.4 (63.0 to 72.1) | 75.0 ** (73.0 to 77.2) | 63.5 (61.1 to 66.1) | 75.0 *** (74.1 to 76.2) |
| Vitality | 50.0 (47.0 to 53.8) | 62.0 *** (60.0 to 63.2) | 59.0 (54.2 to 63.4) | 66.5 * (64.1 to 69.1) | 52.3 (50.0 to 55.1) | 63.1 *** (62.0 to 64.3) |
| Social functioning | 75.1 (72.0 to 78.4) | 87.0 *** (85.0 to 88.1) | 83.0 (77.5 to 87.8) | 89.0 * (86.5 to 91.1) | 77.0 (74.2 to 80.0) | 87.3 *** (86.1 to 89.0) |
| Emotional role | 69.5 (65.0 to 75.0) | 84.2 *** (82.0 to 86.3) | 86.0 (76.1 to 90.1) | 87.0 n.s (86.1 to 92.1) | 73.2 (69.1 to 77.2) | 85.4 *** (84.0 to 87.2) |
| Mental health | 67.0 (64.3 to 69.5) | 77.0 *** (76.1 to 78.2) | 74.3 (71.1 to 78.1) | 79.0 * (76.4 to 81.0) | 69.0 (67.1 to 71.0) | 77.4 *** (76.4 to 79.0) |
***
p < 0.0001,
**
p = 0.001,
*
p < 0.05, n.s = not significant.