Chronic constipation patients (n=35)
  Score n   Score   n
Frequency of bowel movements Time: minutes in lavatory per attempt
1-2 times per 1-2 days
2 times per week
Once per week
Less than once per week
Less than once per month
0
1
2
3
4
16
4
7
7
1
<5
5–10
10–20
20–30
>30
0
1
2
3
4
10
16
3
4
2
Difficulty: painful evacuation effort Assistance: type of assistance
Never
Rarely
Sometimes
Usually
Always
0
1
2
3
4
13
12
6
2
2
Without assistance
Stimulative laxatives
Digital assistance or enema
0
1
2
6
22
7
Completeness: feeling incomplete evacuation Failure: unsuccessful attempts for evacuation/24h
Never
Rarely
Sometimes
Usually
Always
0
1
2
3
4
7
5
6
8
9
0
1–3
3–6
6–9
>9
0
1
2
3
4
8
18
7
1
1
Pain: abdominal pain History: duration of constipation (years)
Never
Rarely
Sometimes
Usually
Always
0
1
2
3
4
13
9
7
2
4
0
1–5
5–10
10–20
>20
0
1
2
3
4
6
9
3
6
11
Table 1: Symptom scores of Constipation Scoring System at baseline