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. Author manuscript; available in PMC: 2014 Sep 1.
Published in final edited form as: Cognition. 2013 Jun 7;128(3):331–352. doi: 10.1016/j.cognition.2013.04.008

Table 6. ORDINAL RELATIONS.

Visual discrimination, Habituation Procedure

Study Age Relation Tested Dishabituated to Novel Ordinal Relation? Difference in looking during testing phase?
Macchi Cassia, Picozzi, Girelli, & de Hevia (2012) 4 mos Ascending No Yes
Picozzi, Dolores de Hevia, Girelli, & Cassia (2010) 7 mos Ascending No Yes
Brannon (2002) 8-9 mos Ascending No No
Suanda, Tompson, & Brannon (2008) 8-9 mos Ascending No No
Brannon (2002) 10-11 mos Ascending Yes Yes
Suanda, Tompson, & Brannon (2008) 10-11 mos Ascending Yes Yes
Cooper (1984) 10-12 mos Ascending No* *
Cooper (1984) 14-16 mos Ascending Yes* *
Macchi Cassia, Picozzi, Girelli, & de Hevia (2012) 4 mos Descending No No
Picozzi, Dolores de hevia, Girelli, & Cassia (2010) 7 mos Descending No Yes
Brannon (2002) 8-9 mos Descending No No
Suanda, Tompson, & Brannon (2008) 8-9 mos Descending No No
Brannon (2002) 10-11 mos Descending Yes Yes
Suanda, Tompson, & Brannon (2008) 10- 11 mos Descending Yes Yes
Cooper (1984) 10-12 mos Descending No* *
Cooper (1984) 14-16 mos Descending Yes* *

This table is a list of the studies that have tested infants’ detection of ordinal relations. Column 4 indicates whether infants dishabituated to the change in ordinal relation from habituation to testing. A Yes in this column may be interpreted as infants’ ability to discriminate and respond to a relation among various visual quantities.