Table 1 Adjectival 0–4 point scales for pain intensity, frequency of pain and frequency of impaired function
Score value | Intensity of pain | Frequency of pain | Frequency of impairment |
|---|---|---|---|
0 | no pain | never painful | never impairment |
1 | slight pain | sometimes painful | sometimes impairment |
2 | moderate pain | regularly painful | regularly impairment |
3 | severe pain | often painful | often impairment |
4 | extreme pain | permanently painful | permanently impairment |