Training data from China cohort
| | | | | |
LDH (U/L)
|
0.880
|
0.813–0.948
|
0.034
|
97
|
71
|
NE (%)
|
0.879
|
0.812–0.946
|
0.034
|
84
|
82
|
SaO2 (%)
|
0.849
|
0.758–0.940
|
0.046
|
87
|
78
|
LY (%)
|
0.852
|
0.776–0.929
|
0.039
|
77
|
80
|
NLR
|
0.858
|
0.783–0.933
|
0.038
|
81
|
82
|
CKMB (U/L)
|
0.829
|
0.746–0.912
|
0.042
|
87
|
69
|
D-dimer (μg/mL)
|
0.763
|
0.641–0.885
|
0.062
|
73
|
88
|
CRP (μg/mL)
|
0.807
|
0.723–0.892
|
0.043
|
100
|
51
|
Integrated models
| | | | | |
All variables with information gain > 0.2
| | | | | |
LDH + NE + SaO2 + LY + NLR + CKMB + D-dimer + CRP
|
0.945
|
0.897–0.992
|
0.024
|
97
|
83
|
NE was selected for modeling
| | | | | |
LDH + NE + SaO2 + CKMB + D-dimer + CRP
|
0.945
|
0.900–0.989
|
0.023
|
93
|
84
|
LDH + NE + SaO2 + CKMB + D-dimer
|
0.942
|
0.898–0.987
|
0.023
|
97
|
78
|
LDH + NE + SaO2 + CKMB
|
0.937
|
0.887–0.988
|
0.026
|
83
|
94
|
LDH + NE + SaO2 (NSL risk score)
|
0.932
|
0.884–0.981
|
0.025
|
97
|
78
|
LDH + NE (NL risk score)
|
0.903
|
0.843–0.963
|
0.031
|
94
|
82
|
LY was selected for modeling
| | | | | |
LDH + SaO2 + LY + CKMB + D-dimer + CRP
|
0.948
|
0.904–0.992
|
0.022
|
97
|
84
|
LDH + SaO2 + LY + CKMB + D-dimer
|
0.944
|
0.901–0.987
|
0.022
|
86
|
88
|
LDH + SaO2 + LY + CKMB
|
0.932
|
0.880–0.984
|
0.026
|
97
|
77
|
LDH + SaO2 + LY
|
0.934
|
0.886–0.982
|
0.025
|
90
|
88
|
LDH + LY
|
0.903
|
0.843–0.964
|
0.031
|
90
|
82
|
NLR was selected for modeling
| | | | | |
LDH + SaO2 + NLR + CKMB + D-dimer + CRP
|
0.930
|
0.866–0.995
|
0.033
|
83
|
95
|
LDH + SaO2 + NLR + CKMB + D-dimer
|
0.945
|
0.901–0.989
|
0.022
|
79
|
95
|
LDH + SaO2 + NLR + CKMB
|
0.933
|
0.882–0.983
|
0.026
|
77
|
97
|
LDH + SaO2 + NLR
|
0.933
|
0.883–0.971
|
0.025
|
87
|
88
|
LDH + NLR
|
0.919
|
0.866–0.971
|
0.027
|
90
|
82
|
LDH wasn’t selected for modeling
| | | | | |
NE + SaO2
|
0.919
|
0.865–0.972
|
0.027
|
97
|
78
|
Test data from Iran cohort
| | | | | |
LDH (U/L)
|
0.746
|
(0.574–0.919)
|
0.0881
|
77
|
70
|
NE (%)
|
0.851
|
0.719–0.984
|
0.068
|
85
|
82
|
SaO2 (%)
|
0.869
|
0.702–1.000
|
0.085
|
85
|
97
|
Combined models
| | | | | |
LDH + NE + SaO2 (NSL risk score)
|
0.910
|
0.758–1.000
|
0.077
|
92
|
96
|
LDH + NE (NL risk score)
|
0.871
|
0.734–1.000
|
0.071
|
92
|
82
|