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. Author manuscript; available in PMC: 2009 Jun 1.
Published in final edited form as: J Biomed Inform. 2008 Mar 21;41(3):442–451. doi: 10.1016/j.jbi.2008.03.003

Table 6.

False and true alarm suppression results with resultant average FA alarm rates.

TRAINING SET (n=267) TEST SET (n=180) COMBINED TRAINING AND TEST SETS (n=447)
Alarm Type Suppression Rates Suppression Rates FA Rates
FA TA FA TA FA TA Before suppression After suppression
Asystole 92.5% 0.0% 95.0% 0.0% 93.5% 0.0% 90.7% 5.5%
Brady 79.7% 0.0% 83.6% 0.0% 81.0% 0.0% 29.3% 5.5%
Tachy 59.4% 0.0% 70.1% 0.0% 63.7% 0.0% 23.1% 8.4%
VTach 28.3% 14.5% 38.7% 4.0% 33.0% 9.4% 46.6% 30.8%
VT/VF 57.7% 0.0% 58.9% 0.0% 58.2% 0.0% 79.6% 33.1%
ALL 57.0% 4.7% 63.2% 1.4% 59.7% 2.4% 42.7% 17.2%