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. Author manuscript; available in PMC: 2022 Mar 23.
Published in final edited form as: Circulation. 2021 Jan 13;143(12):1184–1197. doi: 10.1161/CIRCULATIONAHA.120.049098

Table 2:

%ddcfDNA for primary and secondary endpoints from Day 28 onwards

Clinical endpoint Number
of
events
Subjects
with
events
Median
%ddcfDNA
%ddcfDNA
interquartile
range (%)
p-value
Controls (ACR0, ACR1, pAMR0) 1072 165 0.03 0.01 – 0.14 -
Acute rejection (AR) 49 31 0.38 0.31 – 0.83 <0.001*
ACR
Grade 0 618 165 0.02 0.01 – 0.13
Grade 1 454 165 0.04 0.01 – 0.17 0.023
Grade ≥2 28 21 0.34 0.28 – 0.72 <0.001
AMR
pAMR0 1072 165 0.03 0.01 – 0.14
pAMR1 14 9 0.63 0.34 – 0.77 <0.001
pAMR2 11 9 1.68 0.49 – 2.79 <0.001
Allograft dysfunction
None 866 165 0.02 0.01 – 0.12
mild 168 83 0.06 0.01 – 0.27 0.068
moderate 62 49 0.19 0.01 – 0.60 0.018
severe 38 28 0.32 0.05 – 0.47 <0.001

p-values obtained using generalized estimating equation approach to compare groups accounting for repeated measures at individual subject level.

* =

p-value comparing AR to control

p-value comparing ACR grades 1 and 2 to ACR grade 0

p-values comparing pAMR grades 1 and 2 to grade 0

p-values comparing severities of allograft dysfunction to no allograft dysfunction. Subjects may have more than 1 category of endpoints.