. Author manuscript; available in PMC: 2009 Jan 10.

Published in final edited form as: J Thorac Cardiovasc Surg. 2007 Oct;134(4):1017–1024. doi: 10.1016/j.jtcvs.2007.03.060

TABLE 2.

Regional longitudinal strain between end diastole and end systole

Region	Before Dor procedure	Two weeks after Dor procedure	Six weeks after Dor procedure
1 cm below base
Anterior	11.5 ± 5.4	10.8 ± 5.7	−9.2 ± 8.4
Lateral	−10.7 ± 10.1	−17.8 ± 8.2^*	−3.1 ± 11.2^*^†
Posterior	−6.7 ± 11.8	−18.9 ± 8.8^*	−0.1 ± 16.4^*^†
Septal	−13.4 ± 5.6	−10.1 ± 5.5^*	−13.0 ± 10.1
2 cm below base (equator)
Anterior	−6.7 ± 13.4	−11.7 ± 4.2^*	−10.7 ± 8.2
Lateral	−8.4 ± 10.3	−12.8 ± 6.3	−16.9 ± 9.7^*^†
Posterior	−11.4 ± 6.7	−11.6 ± 7.1	−3.6 ± 14.5^*^†
Septal	−14.4 ± 5.1	−15.0 ± 4.8	−12.7 ± 7.8
3 cm below base
Anterior	−8.6 ± 6.7	−10.2 ± 3.3^*	−6.2 ± 7.5^†
Lateral	−6.6 ± 6.4	−8.3 ± 6.2	−9.2 ± 4.8
Posterior	−12.0 ± 5.6	−8.9 ± 3.5^*	−7.4 ± 12.7^*
Septal	−12.1 ± 6.5	−13.0 ± 3.9	−9.5 ± 7.1^*^†
4 cm below base (border zone)
Anterior	−5.6 ± 3.1	−8.2 ± 8.2^*	−2.7 ± 12.7^†
Lateral	−1.1 ± 5.8	−9.6 ± 8.3^*	−7.1 ± 10.6^*
Posterior	−3.0 ± 5.7	−5.3 ± 4.9^*	−4.0 ± 10.1
Septal	−5.9 ± 5.9	−5.4 ± 5.4	−5.5 ± 9.6

Values are mean ± standard deviation.

P < .05 2 and 6 weeks after Dor procedure versus before Dor procedure.

^†

P < .05 2 weeks versus 6 weeks after Dor procedure.