scholarly journals Gender Differences among Korean Children in Verbal Ability, Spatial Ability, General Knowledge and Processing Speed

2018 ◽  
Vol 23 (1) ◽  
pp. 51-67
Author(s):  
Kim,Hong-Keun
2017 ◽  
Vol 75 (1) ◽  
pp. 11-20 ◽  
Author(s):  
Linda B Hassing

Abstract Objectives To examine the long-term association between leisure activities in adulthood and cognitive function in old age while recognizing gender differences in activity profiles. Methods The sample included 340 cognitively healthy twins enrolled in the OCTO-Twin Study, a longitudinal study on cognitive aging. Leisure activity was measured in midlife and cognitive function in old age (mean age 83). Leisure activities covered the domains of domestic, intellectual–cultural, and self-improvement activities. The cognitive assessments comprised 5 measurement occasions (2-year intervals) covering verbal ability, spatial ability, memory, and speed. The association between leisure activity and cognitive function was estimated separately for the genders using growth curve models, adjusting for age and education. Results Men and women had the same level of total leisure activity but differed in activity profiles and in the associations between activity and cognitive function. Higher engagement in self-improvement among men was related to higher level of cognitive functioning. Among women, intellectual–cultural activity was related to better verbal ability and memory. Concerning trajectories of cognitive function, domestic activity among men was related to less decline in speed, whereas for women it was related to steeper decline in spatial ability and memory. Further, higher intellectual–cultural activity among women was related to steeper decline in memory. Discussion Cognitively stimulating activities (i.e., self-improvement and intellectual–cultural), might increase cognitive reserve whereas less cognitively stimulating activities (i.e., domestic) do not. Gender differences should be considered when examining lifestyle factors in relation to cognitive aging.


1994 ◽  
Vol 18 (4) ◽  
pp. 451-462 ◽  
Author(s):  
Janet Shibley Hyde

Meta-analysis is a statistical method for literature reviewing. Metaanalyses of gender differences in verbal ability, spatial ability, mathematics performance, helping behavior, and sexuality illustrate the ways in which this technique can illuminate research on gender differences. Meta-analysis can make feminist transformations in psychology by: (a) challenging long-standing beliefs in gender differences, (b) demonstrating the extent to which gendered behavior is context-dependent and the product of gender roles, (c) examining the intersection between gender and race/ethnicity, and (d) providing powerful data to counter assertions of difference and female inferiority that proliferate in the popular media.


2019 ◽  
Vol 25 (10) ◽  
pp. 1051-1060 ◽  
Author(s):  
Karen L. Siedlecki ◽  
Francesca Falzarano ◽  
Timothy A. Salthouse

AbstractObjective:Previous research has shown that women have an advantage on verbal episodic memory and processing speed tasks, while men show an advantage on spatial ability measures. Previous work has also found differences in cognition across age. The current study examines gender differences in neurocognitive functioning across adulthood, whether age moderates this effect, and whether these differences remain consistent with practice across multiple testing sessions.Method:Data from the Virginia Cognitive Aging Project were used, which included participants between the ages of 18 and 99 years (N = 5125). Participants completed measures assessing five cognitive domains: episodic memory, processing speed, reasoning, spatial visualization, and vocabulary.Results:Results showed that gender was significantly related to memory, speed, and spatial visualization, but not to vocabulary or reasoning. Results of invariance analyses across men and women provided evidence of configural and metric invariance, along with partial scalar invariance. Additionally, there was little evidence that age or practice influenced the gender effect on neurocognition.Conclusions:Consistent with the previous research, these results suggest that there is a female advantage in episodic memory and processing speed, and a male advantage in spatial visualization. Gender was shown to influence cognition similarly across adulthood. Furthermore, the influence of gender remained the same across three sessions, which is consistent with the previous work that has shown that training does not differentially impact performance on spatial ability measures for females compared to males.


2014 ◽  
Vol 29 ◽  
pp. 8-17 ◽  
Author(s):  
Rudolf Debelak ◽  
Georg Gittler ◽  
Martin Arendasy

Author(s):  
Véronic Delage ◽  
Geneviève Trudel ◽  
Fraulein Retanal ◽  
Erin A. Maloney

2014 ◽  
Vol 27 (3) ◽  
pp. 439-453 ◽  
Author(s):  
Janie Corley ◽  
John M. Starr ◽  
Ian J. Deary

ABSTRACTBackground:We examined the associations between serum cholesterol measures, statin use, and cognitive function measured in childhood and in old age. The possibility that lifelong (trait) cognitive ability accounts for any cross-sectional associations between cholesterol and cognitive performance in older age, seen in observational studies, has not been tested to date.Methods:Participants were 1,043 men and women from the Lothian Birth Cohort 1936 Study, most of whom had participated in a nationwide IQ-type test in childhood (Scottish Mental Survey of 1947), and were followed up at about age 70 years. Serum cholesterol measures included total cholesterol (TC), high-density lipoprotein cholesterol (HDL-C), triglycerides, and cholesterol:HDL cholesterol ratio. Cognitive outcome measures were age 70 IQ (using the same test as at age 11 years), general cognitive ability (g), processing speed, memory, and verbal ability.Results:Higher TC, higher HDL-C, and lower triglycerides were associated with higher age 70 cognitive scores in most cognitive domains. These relationships were no longer significant after covarying for childhood IQ, with the exception a markedly attenuated association between TC and processing speed, and triglycerides and age 70 IQ. In the fully adjusted model, all conventionally significant (p < 0.05) effects were removed. Childhood IQ predicted statin use in old age. Statin users had lower g, processing speed, and verbal ability scores at age 70 years after covarying for childhood IQ, but significance was lost after adjusting for TC levels.Conclusions:These results suggest that serum cholesterol and cognitive function are associated in older age via the lifelong stable trait of intelligence. Potential mechanisms, including lifestyle factors, are discussed.


1988 ◽  
Vol 104 (1) ◽  
pp. 53-69 ◽  
Author(s):  
Janet S. Hyde ◽  
Marcia C. Linn

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