Performance Metric

Full model (N features = 41

PTSD Severity at hospital only

Hospital features (N features = 22)

Area under curve

0.85 [0.83, 0.86]

0.78 [0.76, 0.80]

0.75 [0.73, 0.76]

Sensitivity

0.69 [0.66, 0.72]

0.69 [0.66, 0.72]

0.57 [0.53, 0.61]

Specificity

0.83 [0.80, 0.85]

0.87 [0.86, 0.88]

0.76 [0.73, 0.79]

Positive predictive value

0.65 [0.62, 0.69]

0.63 [0.61, 0.66]

0.53 [0.50, 0.56]

Negative predictive value

0.86 [0.84, 0.87]

0.80 [0.79, 0.81]

0.80 [0.79, 0.81]

Overall accuracy

0.78 [0.77, 0.80]

0.78 [0.77, 0.80]

0.70 [0.68, 0.72]