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. 2008 Sep 3;8(4-5):520–531. doi: 10.1159/000152001

Table 3.

Description of pain patterns used in the NAPS2 study to assess patterns of pain in patients with RAP and CP

Pain pattern Description
A I have episodes of mild to moderate pain, usually controlled by medicines
B I have constant mild to moderate pain, usually controlled by medicines
C I am usually free of abdominal pain, but I have episodes of severe pain
D I have constant mild pain that is controlled, plus episodes of severe pain
E I have constant severe pain that does not change