R-R interval

0.02 sec.

R-R interval,

the interval from the peak of one QRS complex to the peak of the next as shown on an electrocardiogram. It is used to assess the ventricular rate. See also cardiac cycle.

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No references found			The most common formula used is the Bazett's formula where QTc= QT interval divided by the square root of the R-R interval measured in seconds (Al-Khatib et al. The importance of routine QT interval measurement in rhythm ... by Hutton, Darlene M. / Dynamics A general rule of thumb states that the QT interval should generally be less than half the preceding R-R interval. Effect of ciprofloxacin and levofloxacin on the QT interval: is this ... by Goldner, Bruce / Southern Medical Journal			quotidian quotient QV QVAR QWB scale r R 1929 R 2028 R 4749 R banding R conformational state R f R factor R i R Ph R plasmid R s R wave R x r'tem R- R-banding stain r-HuEPO r-loop R-on-T phenomenon R-R interval r-tPA R.C.P R.C.S R.L.E R.L.L r.p.m. r.t.c R/O Ra RA cell RA latex test rabbeting Rabbit Rabbit Curve Rabbit Ear Appearance rabbit fever rabbit hemorrhagic disease RABBIT II Rabbit Ileal Loop Test Rabbit Nose Rabbit Stool Rabbit Syndrome rabbit test rabbitbrush rabbitpox			R-n R-n R-n R-NGF R-O R-OADM R-OH R-on-T phenomenon R-p mycin R-p mycin R-p mycin R-PAC R-PAS r-PC R-PDA R-PDCCH R-PDCH R-PEDD r-permutation R-Phenylisopropyl Adenosine R-Phycoerythrin R-PI R-PIA R-PIC R-PICH R-pixel R-process R-PVF R-R interval R-R Interval Variation R-rated R-REQCH r-RNA R-S R-S/D R-SAT R-SCCHT R-SCH R-SCHT R-SGW R-Smart Network R-SNARE R-SOPAC R-Specific Alcohol Dehydrogenase R-SPICH R-square R-square R-squared R-squared R-squared value R-squared value R-squared value R-squared value R-squared value R-Squares R-SRC+ R-STW R-SUPPLY R-SWIMS

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