Analysis of Work-Zone Crashes Using the Ordered Probit Model with Factor Analysis in Egypt

Table 5

Name of the common factors.

Influential factors	New name	Variables
Factor 1	Advanced work-zone information	Number of lane closures, type of surface construction, road character, and road class
Factor 2	Visibility and traffic condition	Day of week, month, and time
Factor 3	Crash characteristic	Crash type, number of the vehicles, and vehicle type
Factor 4	Driver skills	Gender and age
Factor 5	Weather condition	Weather condition