Table 9
Motor and social development scores, by maternal age group, mean and standard error (SE)

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  Overall Maternal Age Group
Teenaged (younger than 20) Young (20 to 24) Reference (25 to 29) Middle (30 to 34) Older (35 or older)
Mean Standard error Mean Standard error Mean Standard error Mean Standard error Mean Standard error Mean Standard error
1. p < .05.
2. p < .01.
Note
: Comparisons by maternal age are made against children of reference mothers.
Table source: Statistics Canada, 2008, "The Children of Older First-time Mothers in Canada: Their Health and Development", Children and Youth Research Paper Series, Catalogue number 89-599-M.
Ages 0 to 1 (n=3,297) 100.2 0.4 103.32 1.0 102.82 0.7 100.0 0.6 98.11 0.8 97.41 1.2
Ages 2 to 3 (n=2,244) 101.1 0.4 101.3 1.0 100.9 0.8 101.2 0.6 102.1 0.8 98.9 1.1