Research Article

Pain Behaviour Scale (PaBS): An Exploratory Study of Reliability and Construct Validity in a Chronic Low Back Pain Population

Table 7


Age, mean (SD)32.3 (12.1)
Range21–65

Female, n (%)12 (54.0)

Married, n (%)11 (50.0)

Education, n (%)
No formal education1 (4.5)
High school5 (22.7)
Diploma certificate1 (4.5)
University degree15 (68.2)

Nonsmoker, n (%)20 (90.0)

Occupation, n (%)
Office worker4 (18.0)All computer users
Professional worker10 (45.0)All professional workers such as healthcare providers
Other8 (36.0)All nonworkers (i.e., house wives and students)

Pain, mean (SD)
First session4.4 (2.6)Mean difference between sessions (95% CI)
Second session4.8 (2.5)−0.4 (−1.5 to 0.6)

Disability, mean (SD)
First session19 (9.9)Mean difference between sessions (95% CI)
Second session19 (11.5)11 (−2.5 to 2.8)

SD, standard deviation. Pain was measured using the Visual Analogue Scale (0–10), and disability was measured using the Modified Oswestry Disability Index (0–50).