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Table 7 Small Business Exposure Index Potential/Protection Matrix: Rating Frequencies (N = 149)

From: A hazardous substance exposure prevention rating method for intervention needs assessment and effectiveness evaluation: the Small Business Exposure Index

  POTENTIAL PROTECTION
  Rating N % Rating N %
Materials High 30 20.1    
  Moderate 55 36.9    
  Low 64 42.9    
Process High 90 60.4 High 87 58.4
  Moderate 10 6.7 Moderate 7 4.7
  Low 49 32.9 Low 55 36.9
Human Interface High 69 46.3 High 140 94
  Moderate 23 15.4 Moderate 5 3.4
  Low 57 38.3 Low 4 2.7