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Table 2 Examples of stimulus pairs used in ASST and the progression through the stages of the ASST

From: Effects of methylphenidate on attentional set-shifting in a genetic model of attention-deficit/hyperactivity disorder

Stages SD CD CDR ID IDR ED EDR
Series1 (cup1-cup2) O1▲- O2 O1/M1▲- O2/M2 O1/M2▲-O2/M1 O1/M1- O2/M2▲ O1/M2- O2/M1▲ O3/M3▲- O4/M4 O3/M4▲- O4/M3 O3/M3- O4/M4▲ O3/M4- O4/M3▲ O5/M5▲- O6/M6 O5/M6- O6/M5▲ O5/M5- O6/M6▲ O5/M6▲- O6/M5
Relevant dimension Odor Odor Odor Odor Odor Medium Medium
Series 2 (cup1-cup2) M1▲- M2 M1/O1▲- M2/O2 M1/O2▲- M2/O1 M1/O1- M2/O2▲ M1/O2 - M2/O1▲ M3/O3▲- M4/O4 M3/O4▲- M4/O3 M3/O3- M4/O4▲ M3/O4- M4/O3▲ M5/O5▲- M6/O6 M5/O6- M6/O5▲ M5/O5- M6/O6▲ M5/O6▲- M6/O5
Relevant dimension Medium Medium Medium Medium Medium Odor Odor
  1. The baited cup is signified by ▲. The exemplars were always presented in pairs and varied. The following pairs of exemplars were used: odor: Pair 1: O1- lemon, O2- cinnamon, Pair 2: O3- cloves, O4- rose, Pair 3: O5- peppermint, O6- vanilla; Medium: Pair1: M1-sawdust, M2-woodchips, Pair 2: M3-sand, M4-gravel, Pair 3: M5-confetti, M6- plastic pellets