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(A) Total sleep time (B) sleep efficiency, (C) wake after sleep onset, (D) sleep latency, (E) slow wave sleep, (F) REM sleep, and (G) sleep architecture after ACS. ACS = acute coronary syndrome, REM = rapid eye movement, S1 = stage N1 sleep, S2 = stage N2 sleep, S3 = stage N3 sleep, S4 = stage N4 sleep, SWS = slow wave sleep.
