Article
Handedness, sex, and familial sinistrality effects on spatial tasks.
Cortex; a journal devoted to the study of the nervous system and behavior - 1 Mar 1993
Snyder P J, Harris L J
Abstract excerpt
Left-handed (N = 109) and right-handed (N = 115) undergraduates (99 males, 125 females) received the SIBT (a "mental rotation" test), the 3DD (3-dimensional drawing test), and a family sinistrality (FS) questionnaire. Left-handers were further separated into consistent left-handed (CLH) and inconsistent left-handed (ILH) subgroups, based on consistency of hand preference. On the spatial tests, males outperformed...
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