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. Author manuscript; available in PMC: 2015 Nov 16.
Published in final edited form as: Child Dev. 2014 Dec 1;86(3):812–827. doi: 10.1111/cdev.12330

Table A1.

Attentional System Parameters (Buss & Spencer parameters)

3-year-old 4-year-old
cii_excite 3 (1) 3.2 (5)
cii_inhib 2 (5) 3 (20)
ciw_colorcolor 0.05 (.005) .057 (.3)
ciw_colorshape 0.01 (.0025) 0.001 (.001)
ciw_shapeshape 0.05 (.005) 0.057 (.3)
ciw_shapecolor 0.01 (.0025) 0.001 (.001)
cwi_colorcolor 2 (1) 2.8 (3)
cwi_colorshape 0.01 (.5) 0.001 (.1)
cwi_shapeshape 2 (1) 2.8 (3)
cwi_shapecolor 0.01 (.5) 0.001 (.1)
Si_color 0.2 (1) 0.2 (1)
Si_shape 0.2 (1) 0.2 (1)