Table 3: Brief pain inventory questionnaire (BPI): comparison between DM1 and DM2

Pain interfering with activity (1 - does not interfere, 10 - interferes completely)1 Overall (N=70) DM1 (N=21) DM2 (N=49) p
General activity 3.5 (±2.9) 3.6 (±3.3) 3.5 (±2.8) 0.867
Mood 3.1 (±2.7) 3.2 (±3.1) 3.0 (±2.6) 0.719
Mobility 3.4 (±3.0) 3.6 (±3.4) 3.3 (±2.9) 0.678
Normal work 3.7 (±3.2) 3.8 (±3.4) 3.6 (±3.1) 0.816
Relationships with other people 2.4 (±2.3) 2.2 (±2.2) 2.4 (±2.3) 0.668
Sleep 3.2 (±3.3) 3.3 (±3.5) 3.1 (±3.3) 0.773
Enjoyment of life 2.8 (±2.7) 3.1 (±3.0) 2.7 (±2.6) 0.616


1The variables are described in terms of average (± SD); statistical testing by unpaired t-test