Prevalence and significance of nonsustained ventricular tachycardia in patients with premature ventricular contractions and heart failure treated with vasodilator therapy
Steven N. Singh, MDa,b,c,
Susan G. Fisher, PhDa,b,c,
Peter E. Carson, MDa,b,c,
Ross D. Fletcher, MDa,b,c the Department of Veterans Affairs CHF STAT Investigators
a VA Medical Center, Washington, DC, USA
b VA Medical Center, Hines, Illinois, USA
c Georgetown University Medical Center, Washington, DC, USA
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Figure 1 Kaplan–Meier estimates of (A) overall and (B) sudden death mortality according to the presence or absence of nonsustained ventricular tachycardia (NSVT) and unadjusted for ejection fraction.
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Figure 2 Kaplan–Meier estimates of (A) overall and (B) sudden death mortality according to NSVT rate less than (slow) or greater than (fast) 120 beats/min. There are no significant differences in either group.
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Figure 3 Kaplan–Meier estimates of (A) overall and (B) sudden death mortality according to NSVT length less than (short) or greater than (long) 15 consecutive beats. There are no significant differences.
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Figure 4 Kaplan–Meier estimates of (A) overall and (B) sudden death rates according to the absence (never) or presence (ever) of NSVT on any ambulatory recording throughout the study. There are no significant differences.
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Figure 5 Unadjusted Kaplan-Meier estimates of (A) overall and (B) sudden death mortality according to the absence (never) or presence (always) of NSVT on ambulatory recording throughout the study.
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