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
Published online Jun 26, 2015. doi: 10.4330/wjc.v7.i6.315
Ref. | Sample size | Population characteristics | Nomenclature |
Linear function | |||
Sagie et al (1992) (Framingham)[26] | 5018 | Men (2239) and women (2779), aged 28 to 62 yr | QTcFRM |
Rational functions | |||
Hodges et al (1983)[31] | 607 | Men (303) and women (304), aged 20 to 89 yr | QTcHDG |
Rautaharju et al (2014)[17] | 57595 | Men and women, aged 5 to 90 yr | QTcRTHa |
Power functions | |||
Bazett (1920)[8] | 39 | Men (20) and women (19), aged 14 to 53 yr | QTcBTZ |
Fridericia (1920)[9] | 50 | Men and women, aged 30 to 81 yr | QTcFRD |
Mayeda (1934)[24] | 200 | Men (135) and women (65), aged 18 to 64 yr | QTcMYD |
Kawataki et al (1984)[32] | 9 | 9 male subjects aged 18 to 71 yr, taken at rest, during exercise, and after drug administration | QTcKWT |
Dmitrienko et al (2005)[16] | 13039 | Men (6351) and women (6688), aged 4 to 99 yr | QTcDMT |
Goto et al (2008)[25] | 1276 | Men aged 20 to 35 yr | QTcGOT |
Rautaharju et al (2014)[17] | 57595 | Men and women, aged 5 to 90 yr | QTcRTHb |
Ref. | Sample size | Population characteristics | Equation |
Linear functions | |||
Adams (1936)[33] | 104 | Men (50) and women (54), mean age 28 yr | QTpADM |
Schlamowitz (1946)[34] | 650 | Men (650) aged 18 to 44 yr | QTpSCH |
Karjalainen et al (1981)[27] | 324 ECGs | Men (military personnel) aged 18 to 28 yr | QTpKRJ |
Simonson et al (1962)[10] | 960 | Men (649) and women (311), aged 20 to 59 yr | QTpSMN |
Rational functions | |||
Boudoulas et al (1981)[35] | 200 | Men (100) and women (100), aged 18 to 79 yr | QTpBRL |
Hodges et al (1983)[31] | 607 | Men (303) and women (304), aged 20 to 89 yr | QTpHDG |
Wohlfart and Pahlm (1994)[36] | 37 | Men (16) and women (21), aged 38 to 68 yr, taken at rest and during exercise | QTpWHL |
Klingfield et al (1995)[37] | 94 | Men, mean age 48 yr, taken at rest and during exercise | QTpKLN |
Power functions | |||
Bazett (1920)[8] | 39 | Men (20) and women (19), aged 14 to 53 yr | QTpBZT |
Fridericia (1920)[9] | 50 | Men and women, aged 30 to 81 yr | QTpFRD |
Mayeda (1934)[24] | 200 | Men (135) and women (65), aged 18 to 64 yrs | QTpMYD |
Schlomka and Raab (1936)[30] | 336 | Men and women | QTpSCH |
Shipley and Hallaran (1936)[23] | 200 | Men and women, aged 22 to 35 yr | QTpSHP |
Hegglin and Holzmann (1937)[38] | 700 | Men and women | QTpHGG |
Kawataki et al (1984)[32] | 9 | Men aged 18 to 71 yr | QTpKWT |
Goto et al (2008)[25] | 1276 | Men aged 20 to 35 yr | QTpGOT |
Logarithmic functions | |||
Ashman (1942)[39] | 1083 | Men (432), women (425), and children (226) | QTpASH |
Merri et al (1989)[40] | 364 | Men (191) and women (173) aged 10 to 81 yr | QTpMRR |
Exponential functions | |||
Sarma et al (1984)[28] | 16 | Men (10) aged 18 to 30 yr, taken at rest and during exercise | QTpSRM |
Lecocq et al (1989)[41] | 11 | Men (5) and women (6), aged 22 to 26 yr, taken at rest, during exercise, and after drug administration | QTpLCC |
Arrowood et al (1993)[42] | 16 | 16 subjects, aged 21 to 62 yr | QTpARR |
- 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
- URL: https://www.wjgnet.com/1949-8462/full/v7/i6/315.htm
- DOI: https://dx.doi.org/10.4330/wjc.v7.i6.315