Reducing False Alarm Rates and Workload in ICUs by Improving Arrhythmia Detection Algorithms of Patient Monitoring Systems

05 December 2025 : Clinical Research

Jiyoon Oh

^{CDE 1}, You Rim Kim^{CDE 1,2}, Yong Ju Lee^{AEF 3}, Dae Keun Jeon^{EF 3}, Ji Soo Choi

^{ABE 4}, Jae-Sun Uhm

^{BCDEF 5}, Chul-Min Ahn

^{ABE 6*}, Won Seuk Jang

^{AEFG 1,2}

DOI: 10.12659/MSM.949932

Med Sci Monit 2025; 31:e949932

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Table 2 False alarm rates and comparison results for M50 used in 2 clinical trials.

	1st clinical trial (n=17)		2nd clinical trial (n=11)		χ2	P value
	Observed frequency	Ratio (%)	Observed frequency	Ratio (%)	χ2	P value
False alarms
Noise	105	65.63	13	35.14	11.630	0.001
Not noise	55	34.38	24	64.86	11.630	0.001
Total alarms
Correct alarm	63	28.25	97	72.39	65.932	0.000
False alarm	160	71.75	37	27.61	65.932	0.000

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