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Table 4 Correlations of Polysomnography and Actigraphy sleep parameters

From: The feasibility and reliability of actigraphy to monitor sleep in intensive care patients: an observational study

  ACTG wake time ACTG TST ACTG sleep percentage ACTG awakening ACTG fragmentation index
PSG Wake time 0.769** 0.052 0.045 0.408** 0.338*
PSG TST − 0.079 0.873** 0.375* 0.323* − 0.262
PSG sleep percentage − 0.233 0.687** 0.411* 0.269 − 0.359*
PSG awakening 0.298* 0.308* 0.139 0.227* 0.052
PSG arousal index 0.257 − 0.204 − 0.051 0.101 0.322*
  1. **p < 0.00; *p < 0.05