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19-01-2018, 13:27   #1
Steinbt
Junior Member
 
Join Date: Jan 2018
Posts: 1
RR-variation
Hi,
Does anyone know what the numeric value of the parameter RR-variation represent?
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19-01-2018, 14:12   #2
henrikteinvall
Senior Member
 
Join Date: Nov 2011
Posts: 116
The unit is milliseconds so my guess would be difference between heartbeats.

Beat1 -> Beat2 = 750ms
Beat2 -> Beat3 = 745ms

R-R variation should then be 750 - 745 = 5 ms

What is actually shown is probably an average of this over say 5-10 last heart beats to make it readable.
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