Table 2.

Differences baseline neuropsychological measures between HCs and TBI patients.

SSP	PAL total errors	IED/EDS errors	IED total errors	SRT mean correct latency
U = 50.5	U = 84	U = 104	U = 108	t(28) = 3.040
p = 0.009*	p = 0.250	p = 0.744	p = 0.870	p = 0.005**

^*Significant at p < 0.05.

^**Significant at p < 0.005.

SSP, Spatial Span length; PAL, Paired Associates Learning; IED/EDS, Intra/Extra Dimensional Shift; IED, Intra Extra Dimension; SRT, Simple Reaction Time. SSP, PAL, IED, SRT tasks administered as part of the baseline neuropsychological assessment on the CANTAB system.