Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
HR trend (A), symbolic metrics trends (B,C,D), and complexity metrics trends (E,F) during the different phases of the protocol. Data are reported as means ± standard errors. #vs. Bas, *vs. Ind1 §vs. Ind1, @vs. Rec1. Abbreviations: HR = heart rate; 0 V% = pattern with no variations; 2 LV% = pattern with two like variations; 2 UV% = pattern with two unlike variations; Ro = index of regularity; CCE = corrected conditional entropy.
