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| |
OR (95% CI)
|
P value
|
|---|
|
All variable
|
|
Age
|
1.026 (0.987–1.066)
|
0.200
|
|
Age greater than 56
|
0.363 (0.079–1.674)
|
0.194
|
|
Systolic blood pressure
|
0.989 (0.972–1.006)
|
0.201
|
|
Heart rate
|
1.021 (0.997–1.044)
|
0.085
|
|
Glasgow Coma Scale
|
0.819 (0.699–0.960)
|
0.014
|
|
avHR
|
1.002 (0.973–1.031)
|
0.916
|
|
NN50
|
0.996 (0.958–1.036)
|
0.840
|
|
pNN50
|
1.043 (0.903–1.204)
|
0.570
|
|
LF
|
1.000 (0.999–1.002)
|
0.328
|
|
HF
|
0.999 (0.999–1.000)
|
0.224
|
|
LF norm
|
0.817 (0.574–1.162)
|
0.261
|
|
HF norm
|
0.842 (0.590–1.199)
|
0.340
|
|
LF/HF
|
1.000 (0.998–1.002)
|
0.837
|
|
Approximate entropy
|
1.866 (0.060–58.263)
|
0.723
|
|
Sample entropy
|
0.364 (0.056–2.366)
|
0.290
|
|
DFA1
|
10.157 (1.621–63.659)
|
0.013
|
|
DFA2
|
3.758 (0.653–21.629)
|
0.138
|
|
Variables after backward Wald selection
|
|
Glasgow Coma Scale
|
0.756 (0.660–0.864)
|
< 0.001
|
|
DFA-α1
|
3.932 (1.256–12.314)
|
0.019
|
|
DFA-α2
|
5.200 (1.060–25.504)
|
0.042
|
- OR odds ratio, CI confidence interval, avHR mean of the instantaneous heart rate in electrocardiograms, NN50 number of consecutive RR intervals differing by more than 50 ms in electrocardiograms, pNN50 percentage of consecutive RR intervals differing by more than 50 ms in electrocardiograms, LF low frequency power in electrocardiograms, HF high frequency power in electrocardiograms, norm normalised, LF/HF ratio of LF power to HF power in electrocardiograms, TP total power derived from variance of all RR intervals in electrocardiograms, DFA detrended fluctuation analysis
