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. Author manuscript; available in PMC: 2016 May 1.
Published in final edited form as: Infant Behav Dev. 2015 Mar 11;39:67–80. doi: 10.1016/j.infbeh.2015.02.003
Infant’s Age in Months 8 9 10 11 12 13 14
p .127 .107 .131 .110 .053 .026 .004*
n 287 285 293 295 293 295 287
df 2 2 2 2 2 2 2
Pearson Chi-Square 4.13 4.46 4.06 4.42 5.87 7.27 11.30
Note.
*
Significant at the corrected Bonferroni multiple comparisons level of .007.