Description Na %
Pain data collection method
Self administered questionnaire
Interview
Patient records
Not clear
63
11
7
1
76.8
13.4
8.5
1.2
Pain data reporting
As pain domain data
As proportions or percentages
On graphs only
47
33
5
57.3
40.2
6.1
Time period of pain reporting
Current
Past 24 hours
Past week
Past 4 weeks
Not specified
2
1
50
11
18
2.4
1.2
61.0
13.4
22.0
Timing of pain measurement in relation to treatment
Before
After
During
Before/After/During
Before and After
During and After
Not specified
31
54
1
2
2
1
4		 37.8
65.9
1.2
2.4
2.4
1.2
4.9

aNumbers do not always add up to total due to multiple values.