Table 1

Reference values for segmental longitudinal peak systolic strain

LV segment (apical 4 chamber view)	Mean peak systolic longitudinal strain (%)±SD^*	Mean peak systolic longitudinal strain (%)±SD^†	LV segment (apical 2 chamber view)	Mean peak systolic longitudinal strain (%)±SD^*	LV segment (apical 3 chamber view)	Mean peak systolic longitudinal strain (%)±SD^*
Basal septal	−13.7±4.0	−17±4	Basal anterior	−20.1±4.0	Basal anteroseptal	−18.3±3.5
Mid septal	−18.7±3.0	−19±4	Mid anterior	−18.8±3.4	Mid anteroseptal	−19.4±3.2
Apical septal	−22.3±4.8	−23±6	Apical anterior	−19.4±5.4	Apical anteroseptal	−18.8±5.9
Apical lateral	−19.2±5.4	−21±7	Apical inferior	−22.5±4.5	Apical posterior	−17.7±6.0
Mid lateral	−18.1±3.5	−19±6	Mid inferior	−20.4±3.5	Mid posterior	−16.8±5.0
Basal lateral	−17.8±5.0	−19±6	Basal inferior	−17.1±3.9	Basal posterior	−14.6±7.4

↵* Mean left ventricular longitudinal peak systolic segmental strain values calculated from 242 healthy subjects aged 51±12 years (between 18 and 80 years) by Marwick et al.19 Scanner: Vivid 7, GE Medical Systems, Horten, Norway. Software: EchoPAC PC, version 6.0.0, GE Healthcare, Chalfont St Giles, UK.
↵† Mean left ventricular longitudinal peak systolic segmental strain values calculated from 60 healthy subjects aged 39±15 years by Hurlburt et al.15 Scanner: Vivid 7, GE Medical Systems, Milwaukee, Wisconsin, USA. Software: EchoPac Advanced Analysis Technologies, GE Medical Systems.
LV, left ventricular.