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. Author manuscript; available in PMC: 2020 Aug 1.
Published in final edited form as: Dev Psychol. 2019 May 16;55(8):1579–1593. doi: 10.1037/dev0000738

Table 3.

Number of children who were pointing, walking, and talking at each age (in months).

Month Walk 3 steps (observed) Walk 3 steps (reported) Point (observed) Point (reported)

6 44c, 0w 44c, 0w 44np, 0p 40np, 4p
7 44c, 0w 44c, 0w 44np, 0p 35np, 9p
8 44c, 0w 43c, 1w 39np, 5p 33np, 11p
9 44c, 0w 40c, 4w 38np, 6p 26np, 18p
10 41c, 3w 37c, 7w 29np, 15p 21np, 23p *
11 36c, 8w 24c, 20w * 25np, 19p * 12np, 32p
12 19c, 25w * 15c, 29w 11np, 33p 6np, 38p
13 14c, 30w 8c, 36w 10np, 34p 3np, 41p
14 7c, 37w 4c, 40w 5np, 39p 1np, 43p
15 5c, 39w 3c, 41w 5np, 39p 1np, 43p
16 4c, 40w 0c, 44w 0np, 44p 0np, 44p
17 0c, 44w 0c, 44w 0np, 44p 0np, 44p
*

The most even month between children who have and have not achieved each milestone is indicated with.