Stroke Induces a BDNF-Dependent Improvement in Cognitive Flexibility in Aged Mice

Table 1

Summary showing treatment group sizes included for analysis at the start of the experiment and for both the reversal and rereversal tasks. Animal numbers that were excluded for both the reversal and rereversal tasks are shown in brackets.

Treatment group	Starting	Final for reversal	Final for rereversal
Young sham	13	12 (1)	12 (1)
Young stroke	13	11 (2)	11 (2)
Aged sham	9	7 (2)	7 (2)
Aged stroke	10	8 (2)	7 (3)
Aged stroke+IgG-Fc	10	8 (2)	7 (3)
Aged stroke+TrkB-Fc	16	11 (5)	10 (6)