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. Author manuscript; available in PMC: 2011 Nov 1.
Published in final edited form as: Child Dev. 2010 Nov–Dec;81(6):1799–1813. doi: 10.1111/j.1467-8624.2010.01511.x

Table 2.

Age group differences in predictor variables

Classification Skills Race Salience Racial Justification Racial Constancy-Self Racial Constancy- Others
3–5 year-olds Mean 0.86a (.85) 0.14a (.36) 0.00a (.00) 1.10a (.97) 1.24a (.83)
% Max score 28.6% . . 0.00% 4.80%
5–6 year-olds Mean 1.70b (.51) 0.50b (.51) 0.53b (.51) 2.69b (1.24) 1.89b (.79)
% Max score 75.0% . . 33.3% 19.4%
6–7 year-olds Mean 2.00b (.00) 0.81b (.40) 0.56b (.51) 3.38b (.89) 2.63c (.62)
% Max score 100% . . 56.3% 68.8%
7–10 year olds Mean 2.00b (.00) 0.80b (.45) 0.80b (.45) 3.20b (1.30) 2.40b,c (.89)
% Max score 100% . . 60.0% 60.0%
Range 0–2 0–1 0–1 0–4 0–3

Note. Values outside parentheses indicate means; values inside indicate standard deviations.

Means in the same column that do not share subscripts differ at p < 0.05.