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Table 4 Characterisation of repeat claims by occupation and industry categories.

From: Repeat workers' compensation claims: risk factors, costs and work disability

Category* N (%) of participants Mean ± SD days between 1stand 2ndclaims HR [95% CI]
Same industry/Same occupation (Reference condition) 24,168 (38.5%) 927 ± 964 1
Same industry/Different occupation 22,794 (36.3%) 925 ± 949 .86 [.85 - .88]
Different industry/Same occupation 4,474 (7.1%) 1,662 ± 1,149 .94 [.91 - .97]
Different industry/Different occupation 8,696 (13.9%) 1,764 ± 1,166 .82 [.80 - .85]
Missing 2,628 (4.2%)   
Total 62,760 1,088 ± 1,057  
  1. Mean ± SD days represents average time between the dates of claims lodged. Estimated Hazard Ratio (HR) from Cox regression with 95% Confidence intervals (CI) is shown in the right-most column.
  2. * Occupation was coded using the Australian New Zealand Standard Classification of Occupations (ANZSCO). Industry was coded using the Australian New Zealand Standard Industry Classification (ANZSIC) coding system.