Cognitive Functions and Depression in Patients with Irritable Bowel Syndrome
Table 2
Patient characteristics and comparisons of patients with and without IBS in the “Neurological” group.
Patient characteristics
No IBS
IBS
Statistics
Gender (female/male)
8 (62%)/5 (38%)
4 (67%)/2 (33%)
Age (years)
46.5 (15.6)
49.2 (12.7)
Education (years)
13 (10–17)
13.5 (10–17)
IBSSS
87.9 (67.8)
164.5 (107.9)
BDI-II
5 (0–26)
4.5 (2–19)
MADRS
6.9 (5.0)
10.5 (7.5)
MMSE
30 (28–30)
28.5 (27–30)
Trail Making A (simple)
32 (20–67)
36 (24–145)
Trail Making B (complex)
71 (45–130)
69.5 (61–181)
Grooved Pegboard Test (dominant hand)
70 (54–94)
68 (56–112)
Grooved Pegboard Test (not dominant hand)
73 (55–131)
75 (62–135)
HVLT immediate total recall
23 (10–29)
26.5 (20–29)
HVLT delayed recall
10 (1–12)
10 (6–11)
BVMT immediate total recall
21.0 (6.0)
20.2 (4.1)
BVMT delayed recall
8.4 (2.6)
9.1 (1.6)
WAIS-III Vocabulary
41.7 (6.6)
45.8 (6.3)
WAIS-III Digit Symbol
62.8 (16.3)
54.7 (11.7)
WAIS-III Symbol Search
29.8 (8.1)
24.3 (9.5)
Stroop 1 (Word)
31 (25–44)
33 (30–45)
Stroop 2 (Colour)
24 (20–39)
26.5 (22–28)
Stroop 3 (Interference)
54 (39–118)
58 (48–104)
COWAT (words on F, A, and S)
31 (18–75)
25 (22–34)
COWAT (Cloths)
19.7 (5.5)
18.5 (3.6)
COWAT (Animals)
23.2 (7.4)
22.2 (2.0)
The results are given as the number (proportion in per cent), mean (SD), and median (range) and analysed with exact unconditional table analyses, -test, and Mann-Whitney test (marked with ).