Table 3.

Area under the receiver operating characteristic curve (AUC) for models using EEG features in varying combinations for predicting unfavorable neurologic outcome and mortality.

Model	Unfavorable Neurobehavioral Outcome AUC (95% CI)	Mortality AUC (95% CI)
EEG Background Category (4-level)	0.72 (0.62–0.81)	0.79 (0.69–0.89)
Fastest Frequency (3-level)	0.60 (0.50–0.70)	0.70 (0.60–0.80)
Continuity (4-level)	0.66 (0.56–0.76)	0.75 (0.64–0.87)
Voltage	0.66 (0.56–0.77)	0.74 (0.63–0.85)
Sleep Transients (2-level)	0.70 (0.62–0.78)	0.67 (0.60–0.74)
Variability or Reactivity	0.66 (0.56–0.76)	0.67 (0.57–0.77)
Continuity (4-level) + Voltage	0.69 (0.58–0.79)	0.77 (0.65–0.89)
Continuity (4-level) + Voltage + Fastest Frequency	0.69 (0.58–0.80)	0.77 (0.64–0.89)
Continuity (4-level) + Voltage + Fastest Frequency + Stage II Sleep Transients	0.80 (0.72–0.90)	0.81 (0.72–0.91)
Continuity (4-level) + Voltage + Fastest Frequency + Variability and/or Reactivity	0.72 (0.61–0.83)	0.76 (0.64–0.89)
Continuity (4-level) + Voltage + Fastest Frequency + Stage II Sleep Transients + Variability and/or Reactivity	0.80 (0.71–0.89)	0.82 (0.72–0.93)
EEG Background Category (4-level) + Stage II Sleep Transients	0.77 (0.68–0.87)	0.83 (0/74–0.92)
EEG Background Category (4-level) + Variability and/or Reactivity	0.74 (0.64–0.84)	0.80 (0.69–0.90)
EEG Background Category (4-level) + Stage II Sleep Transients + Variability and/or Reactivity	0.78 (0.68–0.87)	0.83 (0.74–0.93)