A preliminary investigation to explore the cognitive resources of physicians experiencing difficulty in training

BMC Medical Education

Table 2 Means, SDs and one-sample Z statistics for the current physician sample and the UK WAIS-IV general population sample

	UK General Population Sample			Current sample (IMG & UK Combined)				UK Physician Sample				IMG Physician Sample
	N	Mean	SD	N	Mean	SD	z	N	Mean	SD	z	N	Mean	SD	z
VCI	270	100.10	14.18	116	111.66	14.16	8.78	63	117.89	12.66	9.95	53	104.26	12.23	2.13
PRI	270	103.82	14.45	113	103.91	14.12	0.06	60	108.43	13.56	2.47	53	98.79	13.06	−2.53
WMI	270	104.17	15.97	119	97.45	9.85	−4.59	62	98.03	9.51	−3.03	57	96.82	10.24	−3.47
PSI	270	102.51	14.63	114	101.07	14.85	−1.05	59	102.51	16.38	−.01	55	99.53	12.97	−1.52

VCI verbal comprehension index, PRI perceptual reasoning index, WMI working memory index, PSI processing speed index

ISSN: 1472-6920