The effect of technical filtering and clinical criteria on alert rates from continuous vital sign monitoring in the general ward

Research output: Contribution to journal › Journal article › Research › peer-review

Standard

The effect of technical filtering and clinical criteria on alert rates from continuous vital sign monitoring in the general ward. / Kjærgaard, Karoline; Mølgaard, Jesper; Rasmussen, Søren M; Meyhoff, Christian Sylvest; Aasvang, Eske Kvanner.

In: Hospital practice (1995), Vol. 51, No. 5, 2023, p. 295-302.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Kjærgaard, K, Mølgaard, J, Rasmussen, SM, Meyhoff, CS & Aasvang, EK 2023, 'The effect of technical filtering and clinical criteria on alert rates from continuous vital sign monitoring in the general ward', Hospital practice (1995), vol. 51, no. 5, pp. 295-302. https://doi.org/10.1080/21548331.2023.2298185

APA

Kjærgaard, K., Mølgaard, J., Rasmussen, S. M., Meyhoff, C. S., & Aasvang, E. K. (2023). The effect of technical filtering and clinical criteria on alert rates from continuous vital sign monitoring in the general ward. Hospital practice (1995), 51(5), 295-302. https://doi.org/10.1080/21548331.2023.2298185

Vancouver

Kjærgaard K, Mølgaard J, Rasmussen SM, Meyhoff CS, Aasvang EK. The effect of technical filtering and clinical criteria on alert rates from continuous vital sign monitoring in the general ward. Hospital practice (1995). 2023;51(5):295-302. https://doi.org/10.1080/21548331.2023.2298185

Author

Kjærgaard, Karoline ; Mølgaard, Jesper ; Rasmussen, Søren M ; Meyhoff, Christian Sylvest ; Aasvang, Eske Kvanner. / The effect of technical filtering and clinical criteria on alert rates from continuous vital sign monitoring in the general ward. In: Hospital practice (1995). 2023 ; Vol. 51, No. 5. pp. 295-302.

Bibtex

@article{128586b771724a3ea9606a3611983754,
title = "The effect of technical filtering and clinical criteria on alert rates from continuous vital sign monitoring in the general ward",
abstract = "OBJECTIVES: Continuous vital sign monitoring at the general hospital ward has major potential advantages over intermittent monitoring but generates many alerts with risk of alert fatigue. We hypothesized that the number of alerts would decrease using different filters.METHODS: This study was an exploratory analysis of the alert reducing effect from adding two different filters to continuously collected vital sign data (peripheral oxygen saturation, blood pressure, heart rate, and respiratory rate) in patients admitted after major surgery or severe medical disease. Filtered data were compared to data without artifact removal. Filter one consists of artifact removal, filter two consists of artifact removal plus duration criteria adjusted for severity of vital sign deviation. Alert thresholds were based on the National Early Warning Score (NEWS) threshold.RESULTS: A population of 716 patients admitted for severe medical disease or major surgery with continuous wireless vital sign monitoring at the general ward with a mean monitoring time of 75.8 h, were included for the analysis. Without artifact removal, we found a median of 137 [IQR: 87-188] alerts per patient/day, artifact removal resulted in a median of 101 [IQR: 56-160] alerts per patient/day and with artifact removal combined with a duration-severity criterion, we found a median of 19 [IQR: 9-34] alerts per patient/day. Reduction of alerts was 86.4% (p < 0.001) for values without artifact removal (137 alerts) vs. the duration criteria and a reduction (19 alerts) of 81.5% (p < 0.001) for the criteria with artifact removal (101 alerts) vs. the duration criteria (19 alerts).CONCLUSION: We conclude that a combination of artifact removal and duration-severity criteria approach substantially reduces alerts generated by continuous vital sign monitoring.",
keywords = "Humans, Monitoring, Physiologic, Patients' Rooms, Vital Signs, Heart Rate, Blood Pressure",
author = "Karoline Kj{\ae}rgaard and Jesper M{\o}lgaard and Rasmussen, {S{\o}ren M} and Meyhoff, {Christian Sylvest} and Aasvang, {Eske Kvanner}",
year = "2023",
doi = "10.1080/21548331.2023.2298185",
language = "English",
volume = "51",
pages = "295--302",
journal = "Hospital practice (1995)",
issn = "2154-8331",
publisher = "Informa UK Ltd",
number = "5",

}

RIS

TY - JOUR

T1 - The effect of technical filtering and clinical criteria on alert rates from continuous vital sign monitoring in the general ward

AU - Kjærgaard, Karoline

AU - Mølgaard, Jesper

AU - Rasmussen, Søren M

AU - Meyhoff, Christian Sylvest

AU - Aasvang, Eske Kvanner

PY - 2023

Y1 - 2023

N2 - OBJECTIVES: Continuous vital sign monitoring at the general hospital ward has major potential advantages over intermittent monitoring but generates many alerts with risk of alert fatigue. We hypothesized that the number of alerts would decrease using different filters.METHODS: This study was an exploratory analysis of the alert reducing effect from adding two different filters to continuously collected vital sign data (peripheral oxygen saturation, blood pressure, heart rate, and respiratory rate) in patients admitted after major surgery or severe medical disease. Filtered data were compared to data without artifact removal. Filter one consists of artifact removal, filter two consists of artifact removal plus duration criteria adjusted for severity of vital sign deviation. Alert thresholds were based on the National Early Warning Score (NEWS) threshold.RESULTS: A population of 716 patients admitted for severe medical disease or major surgery with continuous wireless vital sign monitoring at the general ward with a mean monitoring time of 75.8 h, were included for the analysis. Without artifact removal, we found a median of 137 [IQR: 87-188] alerts per patient/day, artifact removal resulted in a median of 101 [IQR: 56-160] alerts per patient/day and with artifact removal combined with a duration-severity criterion, we found a median of 19 [IQR: 9-34] alerts per patient/day. Reduction of alerts was 86.4% (p < 0.001) for values without artifact removal (137 alerts) vs. the duration criteria and a reduction (19 alerts) of 81.5% (p < 0.001) for the criteria with artifact removal (101 alerts) vs. the duration criteria (19 alerts).CONCLUSION: We conclude that a combination of artifact removal and duration-severity criteria approach substantially reduces alerts generated by continuous vital sign monitoring.

AB - OBJECTIVES: Continuous vital sign monitoring at the general hospital ward has major potential advantages over intermittent monitoring but generates many alerts with risk of alert fatigue. We hypothesized that the number of alerts would decrease using different filters.METHODS: This study was an exploratory analysis of the alert reducing effect from adding two different filters to continuously collected vital sign data (peripheral oxygen saturation, blood pressure, heart rate, and respiratory rate) in patients admitted after major surgery or severe medical disease. Filtered data were compared to data without artifact removal. Filter one consists of artifact removal, filter two consists of artifact removal plus duration criteria adjusted for severity of vital sign deviation. Alert thresholds were based on the National Early Warning Score (NEWS) threshold.RESULTS: A population of 716 patients admitted for severe medical disease or major surgery with continuous wireless vital sign monitoring at the general ward with a mean monitoring time of 75.8 h, were included for the analysis. Without artifact removal, we found a median of 137 [IQR: 87-188] alerts per patient/day, artifact removal resulted in a median of 101 [IQR: 56-160] alerts per patient/day and with artifact removal combined with a duration-severity criterion, we found a median of 19 [IQR: 9-34] alerts per patient/day. Reduction of alerts was 86.4% (p < 0.001) for values without artifact removal (137 alerts) vs. the duration criteria and a reduction (19 alerts) of 81.5% (p < 0.001) for the criteria with artifact removal (101 alerts) vs. the duration criteria (19 alerts).CONCLUSION: We conclude that a combination of artifact removal and duration-severity criteria approach substantially reduces alerts generated by continuous vital sign monitoring.

KW - Humans

KW - Monitoring, Physiologic

KW - Patients' Rooms

KW - Vital Signs

KW - Heart Rate

KW - Blood Pressure

U2 - 10.1080/21548331.2023.2298185

DO - 10.1080/21548331.2023.2298185

M3 - Journal article

C2 - 38126772

VL - 51

SP - 295

EP - 302

JO - Hospital practice (1995)

JF - Hospital practice (1995)

SN - 2154-8331

IS - 5

ER -

ID: 387110432