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. Author manuscript; available in PMC: 2019 May 1.
Published in final edited form as: J Exp Anal Behav. 2018 Apr 23;109(3):587–599. doi: 10.1002/jeab.432

Table 1.

Median (Q1-Q3) two-day locomotor counts and the number of days to meet lever-training acquisition criteria.

DE IE CONT
Locomotor counts 19.7 (16.6–24.0) 19.1 (16.8–21.7) 19.8 (15.3–23.4)
Days to acquisition criteria 2 (2–2) 2 (2–2) 2 (2–2)

Note: DE, IE, and CONT indicate delay-exposure, immediacy-exposure, and no-training control groups, respectively. No significant between-group differences were observed.