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. Author manuscript; available in PMC: 2013 Oct 8.
Published in final edited form as: Eur Heart J Cardiovasc Imaging. 2012 Sep 21;14(5):471–479. doi: 10.1093/ehjci/jes189

Table 3.

Clinical characteristics of participants by strain delay groups

Characteristic Septal SDI
Lateral SDI
No delay
(n = 87)
Any delay
(n = 113)
P-value No delay
(n = 103)
Any delay
(n = 97)
P-value
Anthropometrics
 Women, n (%) 25 (29.4) 67 (59.3) <0.0001 41 (43.6) 50 (51.5) 0.27
 Age, years 58.3±15.0 57.7±13.6 0.77 54.3±13.0 61.3±14.5 0.0006
 Body mass index, kg/m2 27.1±4.02 26.8±4.34 0.70 26.0±3.67 27.7±4.56 0.005
 Systolic pressure, mmHg 134.2±17.4 130.4±17.4 0.13 129.6±15.8 133.5±17.6 0.11
 Diastolic pressure, mmHg 82.8±9.46 81.8±8.70 0.43 82.2±8.67 82.3±9.22 0.92
 Heart rate, bpm 59.4±10.7 60.8±9.51 0.33 61.0±10.4 59.4±9.41 0.26
Questionnaire data
 Hypertensive, n (%) 46 (52.9) 50 (44.2) 0.17 39 (37.9) 53 (54.6) 0.07
 Treated for hypertension, n (%) 27 (31.0) 30 (26.5) 0.42 18 (17.5) 36 (37.1) 0.006
 Cardiac disease, n (%) 6 (6.9) 9 (7.96) 0.83 4 (3.9) 10 (10.3) 0.11
Diastolic function
 Normal function, n (%) 61 (70.1) 75 (66.4) 0.66 78 (75.7) 58 (59.8) 0.08
 Group 1, n (%) 6 (6.9) 18 (15.9) 0.08 15 (14.6) 9 (9.3) 0.56
 Group 2, n (%) 10 (11.5) 16 (14.2) 0.60 7 (6.8) 19 (19.6) 0.017
 Group 3, n (%) 10 (11.5) 4 (3.5) 0.06 3 (2.9) 11 (11.3) 0.020

Values are mean (±SD), or number of subjects (%). SDI, strain delay index.