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Table 3 A screening tool for non-specific low back pain with disability in office workers

From: A screening tool for non-specific low back pain with disability in office workers: a 1-year prospective cohort study

Factors β Coefficient Risk scorea
History of low back pain   
 Yes 1.67 21
 No   0
Psychological demand   
Scores derived from the psychological demand section of the Job Content Questionnaireb (Score ranges from 12 to 48) 0.078 X
Total score 21 + X
  1. aβ Coefficient of psychological demand was assigned a score of 1 and then the other β Coefficient was divided by 0.078 and rounded off to the nearest integer
  2. bThe Job Content Questionnaire comprises 54 items that address the following six areas: psychological demand (12 items), decision latitude (11 items), social support (8 items), physical demand (6 items), job security (5 items), and hazards at work (12 items). Each item has a four-point Likert response scale ranging from 1, strongly disagree, to 4, strongly agree