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)
|