Minireviews
Copyright ©The Author(s) 2015.
World J Cardiol. Jun 26, 2015; 7(6): 315-325
Published online Jun 26, 2015. doi: 10.4330/wjc.v7.i6.315
Table 1 QT correction equations
Ref.Sample sizePopulation characteristicsNomenclature
Linear function
Sagie et al (1992) (Framingham)[26]5018Men (2239) and women (2779), aged 28 to 62 yrQTcFRM
Rational functions
Hodges et al (1983)[31]607Men (303) and women (304), aged 20 to 89 yrQTcHDG
Rautaharju et al (2014)[17]57595Men and women, aged 5 to 90 yrQTcRTHa
Power functions
Bazett (1920)[8]39Men (20) and women (19), aged 14 to 53 yrQTcBTZ
Fridericia (1920)[9]50Men and women, aged 30 to 81 yrQTcFRD
Mayeda (1934)[24]200Men (135) and women (65), aged 18 to 64 yrQTcMYD
Kawataki et al (1984)[32]99 male subjects aged 18 to 71 yr, taken at rest, during exercise, and after drug administrationQTcKWT
Dmitrienko et al (2005)[16]13039Men (6351) and women (6688), aged 4 to 99 yrQTcDMT
Goto et al (2008)[25]1276Men aged 20 to 35 yrQTcGOT
Rautaharju et al (2014)[17]57595Men and women, aged 5 to 90 yrQTcRTHb

Citation: Rabkin SW, Cheng XB. Nomenclature, categorization and usage of formulae to adjust QT interval for heart rate. World J Cardiol 2015; 7(6): 315-325