Table 2. Inclusion/exclusion criteria.

Inclusion criteria	Exclusion criteria
Only English written articles	Non-English written articles
From January 2014 to December 2020	Articles before 2014 and after 2020
IEEEXplore papers were journals and magazines. ScienceDirect papers were research articles. Scopus papers were articles. Web of Science papers were articles.	Eco driving, vehicle to vehicle, autonomous driving or augmented reality domains. Predesigned questionnaires, observations, simulations or data from existing NDS. Head movement, wearables, gloves, heart rate, eye tracking, EEG/ECG or smartphone sensors. Electric vehicles or heavy vehicles.