Copyright
©The Author(s) 2017.
World J Cardiol. May 26, 2017; 9(5): 457-465
Published online May 26, 2017. doi: 10.4330/wjc.v9.i5.457
Published online May 26, 2017. doi: 10.4330/wjc.v9.i5.457
Table 1 Comparison of the clinical characteristics of patients with and without cardiac events
All patients (n = 322) | Event-free (n = 205) | Cardiac event (n = 117) | P value | |
Age, yr | 69 ± 13 | 67 ± 14 | 72 ± 11 | 0.0041 |
Female, n (%) | 140 (43) | 92 (45) | 48 (41) | 0.5024 |
NYHA functional class, II/III/IV | 175/105/42 | 125/53/27 | 50/52/15 | 0.002 |
Etiology, n (%) | 0.5273 | |||
Dilated cardiomyopathy | 80 (25) | 56 (27) | 24 (21) | |
Hypertensive heart disease | 14 (4) | 10 (5) | 4 (3) | |
Hypertrophic cardiomyopathy | 21 (7) | 15 (7) | 6 (5) | |
Ischemic heart disease | 65 (20) | 36 (18) | 29 (25) | |
Valvular heart disease | 80 (25) | 52 (25) | 28 (24) | |
Arrhythmia | 24 (7) | 14 (7) | 10 (8) | |
Others | 38 (12) | 22 (11) | 16 (14) | |
Atrial fibrillation, n (%) | 109 (34) | 64 (31) | 45 (38) | 0.1866 |
Diabetes mellitus, n (%) | 117 (36) | 71 (35) | 44 (38) | 0.5923 |
Dyslipidemia, n (%) | 87 (26) | 56 (26) | 31 (27) | 0.8732 |
Hypertension, n (%) | 217 (67) | 137 (67) | 80 (68) | 0.7758 |
Blood biomarkers | ||||
BNP, pg/mL (IQR) | 397 (135-853) | 314 (101-710) | 625 (280-1147) | 0.0326 |
H-FABP, ng/mL (IQR) | 4.7 (3.3-7.6) | 4.0 (2.9-6.3) | 6.0 (4.2-10.0) | < 0.0001 |
eGFR, mL/min per 1.73 m2 | 65 ± 22 | 69 ± 23 | 58 ± 19 | < 0.0001 |
Echocardiographic data | ||||
LV end-diastolic diameter, mm | 55 ± 10 | 54 ± 9 | 55 ± 12 | 0.6018 |
LV ejection fraction, % | 49 ± 18 | 50 ± 18 | 47 ± 18 | 0.1472 |
Electrocardiogram | ||||
Heart rate, beat/min | 77 ± 22 | 78 ± 21 | 74 ± 19 | 0.0841 |
QRS duration, ms | 107 ± 20 | 106 ± 18 | 109 ± 22 | 0.0989 |
QRS prolongation, n (%) | 61 (19) | 28 (17) | 33 (28) | 0.0014 |
Medications, n (%) | ||||
ACE inhibitors and/or ARBs, n (%) | 213 (66) | 138 (67) | 75 (64) | 0.5577 |
β-blockers, n (%) | 170 (53) | 106 (52) | 64 (55) | 0.6048 |
Ca channel blockers, n (%) | 66 (21) | 41 (21) | 25 (20) | 0.77 |
Diuretics, n (%) | 202 (63) | 111 (54) | 91 (78) | < 0.0001 |
Statins, n (%) | 83 (26) | 54 (26) | 29 (25) | 0.759 |
Table 2 Univariate and multivariate analyses for cardiovascular events
HR | 95%CI | P value | |
Univariate analysis | |||
Age, per 10-yr increase | 1.297 | 1.105-1.524 | 0.0016 |
Female gender | 0.829 | 0.573-1.199 | 0.3183 |
NYHA functional class II and III vs IV | 1.960 | 1.381-2.747 | 0.0003 |
Atrial fibrillation | 1.256 | 0.865-1.824 | 0.2304 |
Diabetes mellitus | 1.103 | 0.758-1.605 | 0.6062 |
Dyslipidemia | 0.958 | 0.635-1.447 | 0.8417 |
Hypertension | 0.986 | 0.667-1.457 | 0.9459 |
BNP, per 1SD increase | 1.166 | 1.019-1.334 | 0.0249 |
eGFR, per 1SD increase | 0.589 | 0.467-0.733 | < 0.0001 |
LV end-diastolic diameter, per 1SD increase | 1.062 | 0.877-1.280 | 0.5272 |
LV ejection fraction, per 1SD increase | 0.881 | 0.734-1.074 | 0.1998 |
Heart rate, per 1SD increase | 0.869 | 0.724-1.062 | 0.1724 |
High H-FABP (> 4.5 ng/mL) | 2.994 | 1.996-4.504 | < 0.0001 |
QRS prolongation (≥ 120 ms) | 1.897 | 1.264-2.832 | 0.0019 |
Multivariate analysis | |||
Age, per 10-yr increase | 1.093 | 0.921-1.298 | 0.3055 |
NYHA functional class II and III vs IV | 1.55 | 1.055-2.309 | 0.0262 |
BNP, per 1SD increase | 0.948 | 0.811-1.151 | 0.7003 |
eGFR, per 1SD increase | 0.733 | 0.571-0.938 | 0.0144 |
High H-FABP (> 4.5 ng/mL) | 1.745 | 1.088-2.793 | 0.0210 |
QRS prolongation (≥ 120 ms) | 1.612 | 1.060-2.451 | 0.0258 |
Table 3 Clinical characteristics of the 4 subgroups of chronic heart failure patients
Normal (n = 136) | QRS prolongation (n = 20) | High H-FABP (n = 125) | High H-FABP and QRS prolongation (n = 41) | |
Age, yr | 65 ± 13 | 59 ± 11 | 74 ± 11ab | 71 ± 13b |
Female, n (%) | 58 (42) | 10 (50) | 55 (45) | 17 (41) |
NYHA functional class, II/III/IV | 97/30/9 | 3/4/2013 | 51/54/20 | 14/18/9e |
Etiology, n (%) | ||||
Dilated cardiomyopathy | 33 (24) | 8 (40) | 24 (19) | 15 (37) |
Hypertensive heart disease | 8 (6) | 1 (5) | 5 (4) | 1 (2) |
Hypertrophic cardiomyopathy | 11 (8) | 3 (15) | 6 (5) | 0 (0) |
Ischemic heart disease | 21 (15) | 3 (15) | 31 (24) | 10 (24) |
Valvular heart disease | 40 (30) | 3 (15) | 29 (24) | 8 (20) |
Arrhythmia | 12 (9) | 0 (0) | 8 (7) | 4 (10) |
Others | 11 (8) | 2 (10) | 22 (17) | 3 (7) |
Atrial fibrillation, n (%) | 48 (35) | 7 (35) | 41 (33) | 13 (32) |
Diabetes mellitus, n (%) | 46 (33) | 6 (28) | 46 (37) | 17 (41) |
Dyslipidemia, n (%) | 39 (28) | 4 (20) | 32 (26) | 12 (29) |
Hypertension, n (%) | 92 (67) | 11 (55) | 89 (72) | 25 (61) |
Blood biomarkers | ||||
BNP, pg/mL (IQR) | 347 (69-453) | 389 (213-855) | 700 (311-1257)a | 628 (328-1075)a |
H-FABP, ng/mL (IQR) | 3.2 (2.4-3.9) | 3.6 (2.8-4.2) | 7.6 (5.7-11.0)ab | 7.6 (5.7-9.8)ab |
eGFR, mL/min per 1.73 m2 | 75 ± 20 | 71 ± 26 | 57 ± 20a | 52 ± 17ad |
Echocardiographic data | ||||
LV end-diastolic diameter, mm | 52 ± 10 | 65 ± 9ad | 54 ± 9b | 60 ± 10ac |
LV ejection fraction, % | 55 ± 18 | 35 ± 15a | 49 ± 17b | 38 ± 14ad |
Electrocardiogram | ||||
Heart rate, beat/min | 78 ± 19 | 72 ± 13 | 79 ± 22 | 72 ± 20 |
QRS duration, ms | 100 ± 10 | 143 ± 23ad | 100 ± 10 | 138 ± 14ad |
Medications, n (%) | ||||
ACE inhibitors and/or ARBs, n (%) | 86 (62) | 13 (65) | 85 (69) | 29 (71) |
β-blockers, n (%) | 65 (47) | 15 (75) | 64 (52) | 26 (63) |
Ca channel blockers, n (%) | 36 (26) | 0 (0) | 24 (20) | 6 (15) |
Diuretics, n (%) | 72 (52) | 14 (70) | 82 (67) | 34 (83)e |
Statins, n (%) | 40 (29) | 5 (25) | 28 (23) | 10 (24) |
Table 4 Statistics for model fit and improvement with the addition of high heart-type fatty acid-binding protein and QRS prolongation predicted on the prediction of cardiac events
Group 1 | Group 2 | P value | |
AUC of ROC curve | 0.668 | 0.706 | 0.029 |
NRI (95%CI) | Ref | 0.223 (0.073-0.372) | 0.003 |
IDI (95%CI) | Ref | 0.036 (0.015-0.056) | 0.016 |
- Citation: Kadowaki S, Watanabe T, Otaki Y, Narumi T, Honda Y, Takahashi H, Arimoto T, Shishido T, Miyamoto T, Kubota I. Combined assessment of myocardial damage and electrical disturbance in chronic heart failure. World J Cardiol 2017; 9(5): 457-465
- URL: https://www.wjgnet.com/1949-8462/full/v9/i5/457.htm
- DOI: https://dx.doi.org/10.4330/wjc.v9.i5.457