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 1 False alarm rates and comparison results for M50 and MX700.

	M50		MX700		χ2	P value
	Observed frequency	Ratio (%)	Observed frequency	Ratio (%)	χ2	P value

False alarms
Noise	105	65.63	14	10.37	92.887	0.000
Not noise	55	34.38	121	89.63	92.887	0.000
Total alarms
Correct alarm	63	28.25	322	70.46	108.704	0.000
False alarm	160	71.75	135	29.54	108.704	0.000

False alarms
Noise	13	35.14	11	36.67	0.017	0.897
Not noise	24	64.86	19	63.33	0.017	0.897
Total alarms
Correct alarm	97	72.39	163	84.46	7.070	0.008
False alarm	37	27.61	30	15.54	7.070	0.008

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