This review demonstrates that the ITS design offers a
good opportunity for the evaluation of rare or stochastic
events like fatal and nonfatal injuries when RCTs are
not possible. However, the ITS studies should be analyzed
in a correct manner.25 The included ITS studies
did not meet the EPOC criteria for statistical analysis.23
Because the construction process involves many different
tasks, activities, contractors, employers, and environmental
conditions, with different levels of injury risk