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

Table 4

Hierarchical regression coefficients for the prediction of safety evaluation.

Variable	Model 1			Model 2
	B	SE B	β	B	SE B	β
Age	−0.235	0.336	−0.077	−0.199	0.254	−0.065
Dispatching experience	0.654	0.679	0.106	0.144	0.513	0.023
LR score				0.080	0.104	0.056
RT of MOT				−0.004	0. 004	−0.087
ACC of MOT				16.579	6.592	0.193
RT of WM				−0.010	0. 005	−0.158
ACC of WM				14.677	5.793	0.204
RT of TS				−0.012	0.004	−0.292
RT of CF				0.000	0.000	−0.092
R^2		0.008			0.484
F For change in R^2		0.489			11.275

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