Control Intervention p-value 95%CI
Overuse
Injury incidence (/1000AEh) 1.9 2.3 0.85 -0.8, 0
Severity (time loss days) 3.7 0* 0.03 0.2, 5.5
Injury burden (time loss days/1000AEh) 7.1 0 - 0.1, 14.0
 
Acute
Injury incidence (/1000AEh) 1.6 0.8 0.77 -0.1, 1.6
Severity (time loss days) 13.3 21.3 0.81 -15.9, 0
Injury burden (time loss days/1000AEh) 21.1 16.4 - 0.1, 9.4