Cognitive Abilities Predict Safety Performance: A Study Examining High-Speed Railway Dispatchers

Table 5

Hierarchical regression coefficients for the prediction of train delay time.

Variable	Model 1			Model 2
	B	SE B	β	B	SE B	β
Age	−0.164	1.445	−0.012	−0.547	0.970	−0.041
Dispatching experience	−3.696	2.923	−0.138	−1.359	1.958	−0.051
LR score				−0.252	0.398	−0.041
RT of MOT				0.024	0.017	0.138
ACC of MOT				−50.814	25.177	−0.137
RT of WM				0.088	0.020	0.335
ACC of WM				−58.591	22.123	−0.188
RT of TS				0.033	0.015	0.188
RT of CF				0.002	0.001	0.137
R^2		0.021			0.599
F For change in R^2		1.230			17.927

LR = logical reasoning; MOT = multiobject tracking; WM = working memory; TS = task switching; CF = cognitive flexibility; SE = safety evaluation. ; .