The Accuracy of Premorbid IQ Estimation Varies With Intellectual Abilities

2003 ◽  
Author(s):  
S. L. Griffin ◽  
M. R. Mindt ◽  
E. J. Rankin ◽  
A. J. Ritchie ◽  
J. G. Scott
Author(s):  
Cándido Inglés ◽  
David Aparisi ◽  
José García-Fernández ◽  
Juan Luis Castejón ◽  
María Martínez-Monteagudo

The aim of this study was to analyze the relationship between sociometric types, behavioral categories, and intellectual abilities in a sample of 1349 (51.7% boys) Spanish adolescents, ranging in age from 12 to 16 years. The students' sociometric nomination was performed by the Programa Socio and academic self-concept was measured by the Primary Mental Abilities Test (PMA; Thurstone, 1938; TEA, 1996). The hypotheses of the study suggest, firstly, that students positively nominated by their peers will present significantly higher scores on different scales of the PMA than students negatively nominated by their peers and, secondly, that intellectual skills will be a predictor variable statistically significant of sociometric types and behavioral categories. Results show that students nominated positively obtained significantly higher scores on the different intellectual abilities that nominees negatively. Intellectual abilities were a significant predictor of sociometric types because with increasing the score on the different intellectual abilities students were more likely to be nominated by their peers positively.


Intelligence ◽  
2021 ◽  
Vol 85 ◽  
pp. 101527
Author(s):  
Li He ◽  
Wei Liu ◽  
Kaixiang Zhuang ◽  
Jie Meng ◽  
Jiang Qiu

1961 ◽  
Vol 19 ◽  
pp. 344-345 ◽  
Author(s):  
J.P. Guilford ◽  
P.R. Merrifield

1984 ◽  
Vol 20 (6) ◽  
pp. 1193-1209 ◽  
Author(s):  
David F. Hultsch ◽  
Christopher Hertzog ◽  
Roger A. Dixon

1980 ◽  
Vol 36 (2) ◽  
pp. 47-61 ◽  
Author(s):  
Kathy Gribbin ◽  
K. Warner Schaie ◽  
Iris A. Parham

1989 ◽  
Vol 155 (S7) ◽  
pp. 93-98 ◽  
Author(s):  
Nancy C. Andreasen

When Kraepelin originally defined and described dementia praecox, he assumed that it was due to some type of neural mechanism. He hypothesised that abnormalities could occur in a variety of brain regions, including the prefrontal, auditory, and language regions of the cortex. Many members of his department, including Alzheimer and Nissl, were actively involved in the search for the neuropathological lesions that would characterise schizophrenia. Although Kraepelin did not use the term ‘negative symptoms', he describes them comprehensively and states explicitly that he believes the symptoms of schizophrenia can be explained in terms of brain dysfunction:“If it should be confirmed that the disease attacks by preference the frontal areas of the brain, the central convolutions and central lobes, this distribution would in a certain measure agree with our present views about the site of the psychic mechanisms which are principally injured by the disease. On various grounds, it is easy to believe that the frontal cortex, which is specially well developed in man, stands in closer relation to his higher intellectual abilities, and these are the faculties which in our patients invariably suffer profound loss in contrast to memory and acquired ability.” Kraepelin (1919, p. 219)


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