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Participants’ ACC (A) and RT (B) of the spatial working memory 2-back task at different time points (R−2, R11, R20, R32, R40, and R+8).
Notes: Time was expressed in milliseconds; *P<0.05.
Abbreviations: ACC, percentage of accurate responses on the 2-back task; HDBR, head-down bed rest; R−2, 2 days before the HDBR; R11, day 11 of HDBR; R20, day 20 of HDBR; R32, day 32 of HDBR; R40, day 40 of HDBR; R+8, 8 days after the HDBR; RT, mean reaction time on the 2-back task.
