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Table 4 Relative risk for progression between categories in different job assignments*

From: Occupational influences on Spondylolysis and Spondylolisthesis in a cohort of 18-year-old male military conscripts

Category comparison

Administrative

Combat

Maintenance

AU + CU + MU combined

Category 2➔5

NR**

NR

NR

0.59 (0.11 to 5.84)

Category 3➔5

NR

0.46 (0.1–2.7)

NR

1.42 (0.27 to 14.27)

Category 4➔5

4.7 (1.2–18.2) ***

NR

NR

2.41 (0.72 to 8.20)

All Categories (2 to 4)➔5

1.0%

1.8%

0.8%

1.02%

  1. *Columns describe job allocations except for driving where there were too few subjects and no progression
  2. Rows are according to baseline SL/SLS category, with the bottom line summing all categories
  3. ** NR is Non-Relevant, indicating too few subjects for relevance
  4. *** p < 0.05
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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