The Importance of Cognitive and Mental Factors on Prediction of Job Performance in Chinese High-Speed Railway Dispatchers

Table 3

Comparison of demographic variables and cognitive variables between two groups (n = 48).

Measures	Group (mean and standard deviation)	Statistics	value
	Good (N = 23)	Poor (N = 25)
Age	36.35 ± 4.31	33.84 ± 2.01	2.55^a	0.02
Dispatching experience	5.61 ± 1.99	2.52 ± 0.92	6.80^a	0.00
ACC of MOT	0.730 ± 0.09	0.53 ± 0.14	5.65^a	0.00
RT of MOT (ms)	1070.91 ± 183.02	1522.46 ± 237.96	−7.32^a	0.00
ACC of WM	0.92 ± 0.12	0.47 ± 0.06	15.66^a	0.00
RT of WM (ms)	595.09 ± 152.0	948.14 ± 32.86	−10.91^a	0.00
Depression	31.70 ± 6.28	52.20 ± 7.42	−10.29^a	0.00
Anxiety	34.02 ± 8.30	51.65 ± 10.96	−6.24^a	0.00
Perceived stress	13.65 ± 5.80	22.04 ± 7.20	−4.42^a	0.00
Social support	64.22 ± 11.62	52.40 ± 18.20	2.70^a	0.01

^aT test.