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Table 1 Characteristics of the samples used for the analyses. Data are part of the Quebec Pain Registry database

From: Creation and validation of the 4-item BriefPCS-chronic through methodological triangulation

 Mean (n = 5646)
Age (yrs)52.9 (16.2)
Sex (% males)40.6
Average Pain Intensity7.6 (1.8)
Duration (yrs)6.9 (8.6)
Cause
 Trauma33.5
 Non-trauma36.7
 Other29.8
Medical Legal Status
 None80.4
 Auto Insurance4.1
 Worker’s Compensation11.0
 Lawyer4.6
Educational Attainment
 None0.5%
 Elementary School8.4%
 Secondary School38.0%
 College / Technical School27.5%
 University25.4%