Table 1 Patient Demographics
FRANCE | GERMANY | ITALY | SPAIN | SWEDEN | UK | TOTAL | |
|---|---|---|---|---|---|---|---|
N | 59 | 102 | 112 | 112 | 36 | 104 | 525 |
Study centre recruitment, n (%) | |||||||
Primary Care | 0 (0.0) | 40 (39.2) | 0 (0.0) | 25 (22.3) | 1 (2.8) | 0 (0.0) | 66 (12.6) |
Specialist Care | 59 (100.0) | 62 (60.8) | 112 (100.0) | 87(77.7) | 35 (97.2) | 104 (100.0) | 459 (87.4) |
Age (years), mean (SD) | 47.7 (15.7) | 47.6 (18.1) | 41.7 (17.0) | 46.8 (13.7) | 41.4 (12.7) | 45.5 (14.6) | 45.3 (15.8) |
Female, n (%) | 49 (83.1) | 85 (83.3) | 96 (85.7) | 96 (85.7) | 33 (91.7) | 97 (93.3) | 456 (86.9) |
Higher education (university or similar), n (%) | 16 (27.1) | 42 (41.2) | 50 (44.6) | 30 (26.8) | 15 (41.7) | 31 (29.8) | 184 (35.0) |
Employment status, n (%) | |||||||
Unemployed | 12 (20.3) | 9 (8.8) | 15 (13.4) | 31 (27.7) | 4 (11.1) | 25 (24.0) | 96 (18.3) |
Student | 1 (1.7) | 10 (9.8) | 15 (13.4) | 3 (2.7) | 2 (5.6) | 1 (1.0) | 32 (6.1) |
Part time (≤20 h/ week) | 2 (3.4) | 12 (11.8) | 8 (7.1) | 10 (8.9) | 3 (8.3) | 18 (17.3) | 53 (10.1) |
Full time (> 20 h/ week) | 29 (49.2) | 44 (43.1) | 62 (55.4) | 49 (43.8) | 24 (66.7) | 47 (45.2) | 255 (48.6) |
Retired | 14 (23.7) | 27 (26.5) | 12 (10.7) | 19 (17.0) | 3 (8.3) | 13 (12.5) | 88 (16.8) |
Employed patients with salary above the national averagea, n (%) | 11 (19.0) | 19 (18.6) | 23 (20.5) | 42 (37.5) | 20 (55.6) | 38 (36.5) | 153 (29.2) |
Level of physical exerciseb, n (%) | |||||||
Low | 38 (64.4) | 44 (43.1) | 68 (60.7) | 67 (59.8) | 11 (30.6) | 53 (51.0) | 281 (53.5) |
Intermediate | 15 (25.4) | 47 (46.1) | 34 (30.4) | 33 (29.5) | 14 (38.9) | 38 (36.5) | 181 (34.5) |
High | 2 (3.4) | 11 (10.8) | 10 (8.9) | 12 (10.7) | 11 (30.6) | 13 (12.5) | 59 (11.2) |
Consumes alcohol, n (%) | 6 (10.2) | 31 (30.4) | 25 (22.3) | 22 (19.6) | 27 (75.0) | 61 (58.7) | 172 (32.8) |
Current smoker, n (%) | 8 (13.6) | 15 (14.7) | 22 (19.6) | 26 (23.2) | 7 (19.4) | 22 (21.2) | 100 (19.0) |
Patients who follow a diet, n (%) | 12 (20.3) | 21 (20.6) | 50 (44.6) | 48 (42.9) | 15 (41.7) | 43 (41.3) | 189 (36.0) |
Type of diet, n (%) | |||||||
Hypocaloric | 2 (3.4) | 2 (2.0) | 7 (6.3) | 10 (8.9) | 0 (0.0) | 3 (2.9) | 24 (4.6) |
Low sodium | 1 (1.7) | 1 (1.0) | 2 (1.8) | 9 (8.0) | 1 (2.8) | 1 (1.0) | 15 (2.9) |
Low carbohydrate | 1 (1.7) | 1 (1.0) | 2 (1.8) | 7 (6.3) | 4 (11.1) | 5 (4.8) | 20 (3.8) |
High-fibre | 4 (6.8) | 4 (3.9) | 24 (21.4) | 27 (24.1) | 4 (11.1) | 9 (8.7) | 72 (13.7) |
Low-fibre | 0 (0.0) | 2 (2.0) | 6 (5.4) | 4 (3.6) | 1 (2.8) | 12 (11.5) | 25 (4.8) |
Other | 5 (8.5) | 13 (12.7) | 14 (12.5) | 6 (5.4) | 7 (19.4) | 18 (17.3) | 63 (12.0) |
Previous GI surgery, n (%) | |||||||
Appendectomy/cholecystectomy | 23 (39.0) | 31 (30.4) | 25 (22.3) | 20 (17.9) | 6 (16.7) | 30 (28.8) | 135 (25.7) |
Bariatric surgery or surgery to remove a GI tract segment | 2 (3.4) | 3 (2.9) | 0 (0.0) | 0 (0.0) | 1 (2.8) | 1 (1.0) | 7 (1.3) |
Other surgeries of the abdomen, pelvis, or retroperitoneal structures | 17 (28.8) | 19 (18.6) | 16 (14.3) | 27 (24.1) | 11 (30.6) | 37 (35.6) | 127 (24.2) |
Time since IBS-C diagnosis (years), mean (SD) | 2.6 (6.3) | 4.6 (8.4) | 2.9 (3.8) | 2.3 (2.8) | 2.3 (3.4) | 2.6 (4.0) | 3.0 (5.2) |
Symptom duration (years), mean (SD) | 13.5 (13.5)1 | 15.0 (16.9) | 10.4 (9.1) | 9.6 (9.9) | 15.6 (12.2) | 15.3 (14.9) | 12.8 (13.1) |