Driver Fatigue and Collision Risk (Causal DAG)
Telematics causal structure where shift pattern confounds the hours-driven to collision path and home sleep quality is unmeasured.
Make it your own.
title "Driver fatigue and collision risk in a haulage fleet"
exposure F "Hours driven without a break"
outcome C "At-fault collision"
confounder S "Night shift pattern"
confounder T "Traffic density"
mediator A "Attention lapse"
mediator H "Harsh braking event"
unobserved P "Sleep quality at home"
node V "Vehicle safety package"
F -> A
A -> H
H -> C
F -> C
S -> F
S -> A
T -> F
T -> C
V -> H
V -> C
P --- A
P --- F