TableĀ 1

Performance of Clinical Record Interactive Search Negative Symptoms Scale (CRIS-NSS) information extraction applications ascertaining individual symptom domains

SymptomPrecision/ recallPrevalence (%) in patients with schizophrenia receiving care during 2011 (n=7678)
Poor motivation0.87/0.6230.5
Blunted or flattened affect0.93/0.8327.4
Poor eye contact0.95/0.7926.0
Emotional withdrawal0.85/0.7423.5
Poor rapport0.91/0.7716.3
Social withdrawal0.94/0.9612.7
Poverty of speech0.80/0.7312.4
Mute0.99/0.948.1
Apathy0.88/0.977.7
Concrete thinking0.91/0.725.7