What do systematic reviews say?

Inspection vs no intervention

Inspection showed no clear difference in fatal and non‐fatal injuries in CBA, medium‐term compared with no intervention (low certainty).

• Occupational safety and health enforcement tools for preventing occupational diseases and injuries 2013 · Cochrane Headline outcomes only
  RR 0.87 [0.75, 1.02]
  Studies not reported
  Low