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Table 2 Characteristics of injuries in hourly production workers at 207 U.S. facilities of a global aluminum company employed between January 1, 1996 and December 31, 2007

From: Piecewise exponential models to assess the influence of job-specific experience on the hazard of acute injury for hourly factory workers

  Entire cohort Physical demand cohort
Injury characteristics Count Percent Count Percent
Injuries 31 456   9549  
Case Category     
  First Aid 22 748 72.32 6187 64.79
  Medical Treatment 4598 14.62 1861 19.49
  Restricted Work 3585 11.40 1328 13.91
  Lost Work Day 525 1.67 173 1.81
Injury Description     
Abrasion 2591 8.24 715 7.49
  Burn 4054 12.89 1099 11.51
  Contusion 6983 22.20 2131 22.32
  Foreign body 2270 7.22 625 6.55
  Fracture 940 2.99 334 3.50
  Laceration 5620 17.87 1427 14.94
  Acute musculoskeletal 6283 19.97 2342 24.53
  Other 2696 8.57 875 9.16
  Missing 19 0.06 1 0.01