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. Author manuscript; available in PMC: 2023 Oct 2.
Published in final edited form as: Early Child Res Q. 2022 Sep 5;62:129–138. doi: 10.1016/j.ecresq.2022.08.002

Table 2.

Descriptive statistics for key study variables from unimputed data

Variable N M (SD)
Number-Related Play
Age 4 109 2.61 (0.77)
Age 5 104 2.93 (0.74)
Average 102 2.75 (0.71)
Educational Materials
Age 4 109 2.05 (0.72)
Age 5 104 2.29 (0.85)
Average 102 2.16 (0.71)
Applied Problem Solving 105 104.19 (17.68)
Numeral Identification 109 0.52 (0.25)
Non-Symbolic Number Skills 104 0.84 (0.12)
Cardinality Knowledge 113 0.82 (0.25)
Child Age at Visit 2 110 5.45 (0.31)
SES 111 0.09 (0.86)