Table 1.

Pediatric subject characteristics and analyses

Patient CharacteristicsMedicationsDevice
IDSexAge at Blood Collection, yrEF/FSDigoxinACE Inhibitor/AT1R Blockerβ-BlockerInotropesVAD
Nonfailing (NF)
1M9.7NANNNNN
2aF11.8NANNNNN
3M4.3NANNNNN
Dilated cardiomyopathy (DCM)
1M9.0EF 20%NNNNYB
2M11.6NANYNYN
3M5.1FS 4%NNYNYB
4M5.2EF 21%NYYYN
5M9.8EF 7%NYNYN
6M2.9NANYNYN
7aM17.2NANYNNYH
8aF0.6NANNNNYB
9F5.3EF 20%NNYNYB
10F0.4EF 20%NYYYN
11F0.7EF 24%YYNYN
  • Inotropes include the following: phosphodiesterase 3 (PDE3), dopamine (Dop), dobutamine (Dob), and epinephrine (Epi). Ventricular assist device (VAD) includes Berlin (B) and Heartware (H). M, male; F, female; Y, yes; N, no; EF, ejection fraction; FS, fractional shortening; NA, not available.