佤族的6项不对称行为特征的研究

2005年10月在云南省耿马县四排山乡调查了252例(男135例,女117例)佤族人的6项不对称行为特征(扣手、利手、叠臂、叠腿、利足和利眼).研究结果显示:1)佤族中6项不对称行为特征L型率均低于R型率;2)佤族中6项不对称行为特征的出现率除叠臂、利足有性别间差异外,其他4项指标的出现率均无性别间差异;3)佤族扣手、叠腿的出现率与内蒙古汉族、蒙古族、朝鲜族、回族差异显著;佤族利手出现率与内蒙古回族差异显著;佤族叠臂出现率与内蒙古汉族和贵州布依族差异显著;4)对佤族6项指标间的相关性分析显示:利手-叠腿、利手-利足、叠腿-利足间存在相关性,且L-L型组合(左型-左型)的出现率低于R-R型组合(右型-右型)的出现率.

Studies on 6 Behavioral Traits of Lateral Functional Dominance in Wa Nationality

A sample of 252 people of Wa Nationality was invested on 6 behavioral traits of lateral functional dominance(handedness,clasping hand,folding arm,folding leg,preference foot and preference eye) in Oct.,2005.The results are as follows: 1) The preference of the left type on 6 traits in Wa Nationality are much less than that of right type;2) There is no sexual difference in Wa Nationality on 6 traits preference,except folding arm and preference foot;3) There is obvious difference between Wa Nationality and Han,Hui,Korean,Mongol nationalities on the preference of handedness,folding leg;There is obvious difference between Wa and Han,bouyei nationalities on the preference of folding arm;There is obvious difference between Wa Nationality and Hui nationalities on the preference of handedness;4) Among the 6 traits,the correlation between handedness and folding leg,between clasping hand and preference foot;the preference of the L-L type(left-left type) is much less than that of R-R type(right-right type).