Appendix 2—table 2. Sample size information by condition and test, reflecting exclusions due to outlier performance, excessive head movement during scanning, or missing data.

Test	Verbal Memory	Navigation	Video
Verbal Memory Training	27	27	21
Navigation Training	27	27	21
Verbal Memory Transfer Task	26	27	21
Navigation Transfer Task	27	27	19
Navigation Pointing Task	25	27	21
Navigation Model Building Task	27	27	21
Source Memory Task-Encoding	25	26	20
Source Memory Task-Retrieval	24	22	20
Hippocampal volume	26	27	21
DWI	20	22	18