Development of a Novel Nomogram Incorporating Red Blood Cell Distribution Width-Albumin Ratio for the Prediction of 30-day Mortality in Acute Pancreatitis Patients
Table 3
Predictive performances and validation of the nomogram.
Predictive model
AUC
95% CI
P value
NRI
95% CI
P value
IDI
95% CI
P value
Training cohort
Nomogram
0.891
0.846∼0.936
<0.01
SOFA
0.79
0.716∼0.863
<0.01
0.35
0.119∼0.581
<0.01
0.199
0.101∼0.296
<0.01
OASIS
0.746
0.672∼0.819
<0.01
0.407
0.173∼0.64
<0.01
0.249
0.15∼0.348
<0.01
APS III
0.837
0.777∼0.896
<0.01
0.25
0.008∼0.492
0.043
0.159
0.053∼0.266
<0.01
Validation cohort
Nomogram
0.898
0.814∼0.982
<0.01
SOFA
0.828
0.747∼0.91
<0.01
0.473
0.139∼0.807
<0.01
0.355
0.143∼0.567
<0.01
OASIS
0.775
0.646∼0.905
<0.01
0.5148
0.18∼0.85
<0.01
0.382
0.195∼0.57
<0.01
APS III
0.796
0.679∼0.913
<0.01
0.372
0.01∼0.754
0.056
0.37
0.17∼0.572
<0.01
SOFA: sequential organ failure assessment; OASIS: oxford acute severity of illness score; APS III: acute physiology score III; NRI: net reclassification improvement; IDI: integrated discrimination improvement.