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.
Results of the one-way ANOVA performed on data set 2 using the current (first derivative) and novel (second derivative) single-beat method. The analysis indicated significant interobserver differences for the first derivative method (observers F1–F3), in contrast to the second derivative method (observers S1–S3).
