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. Author manuscript; available in PMC: 2015 Oct 15.
Published in final edited form as: Int J Behav Dev. 2013 Mar 1;37(2):118–124. doi: 10.1177/0165025412468064

Table 1.

Mean Eye-Tracking Responses at 6-, 9-, and 12-months-old (standard deviations in parentheses)

6-mo (n=36) 9-mo (n=42) 12-mo (n=39)

Mother Stranger Mother Stranger Mother Stranger

Duration (s)
 Overall Face 6429 (2832) 5595 (2340) 5797 (2280) 4862 (2047) 5758 (1970) 5289 (1870)
 Eye Region 4768 (2448) 3924 (2522) 3936 (2323) 3659 (2248) 3323 (2108) 3127 (2035)
 Mouth Region 242 (699) 209 (438) 181 (424) 98 (254) 594 (1294) 712 (1444)
Proportion
 Eye Region .76 (.04) .66 (.05) .67 (.24) .71 (.24) .57 (.05) .61 (.05)
 Mouth Region .03 (.01) .04 (.01) .03 (.01) .03 (.01) .11 (.04) .11 (.03)