Measuring patient acuity and nursing care needs in South Korea: application of a new patient classification system

Abstract Background An accurate and reliable patient classification system (PCS) can help inform decisions regarding adequate assignments for nurse staffing. This study aimed to evaluate the criterion validity of the Asan Patient Classification System (APCS), a new tertiary hospital-specific PCS, by...

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Main Authors: Jeounghee Kim, TaeRim Kang, Hyun-Ju Seo, So-Young Seo, Myoungsook Kim, Youngsun Jung, Jinhyun Kim, Jung- Bok Lee
Format: Article
Language:English
Published: BMC 2022-11-01
Series:BMC Nursing
Subjects:
Online Access:https://doi.org/10.1186/s12912-022-01109-4
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author Jeounghee Kim
TaeRim Kang
Hyun-Ju Seo
So-Young Seo
Myoungsook Kim
Youngsun Jung
Jinhyun Kim
Jung- Bok Lee
author_facet Jeounghee Kim
TaeRim Kang
Hyun-Ju Seo
So-Young Seo
Myoungsook Kim
Youngsun Jung
Jinhyun Kim
Jung- Bok Lee
author_sort Jeounghee Kim
collection DOAJ
description Abstract Background An accurate and reliable patient classification system (PCS) can help inform decisions regarding adequate assignments for nurse staffing. This study aimed to evaluate the criterion validity of the Asan Patient Classification System (APCS), a new tertiary hospital-specific PCS, by comparing its rating and total scores with those of KPCS-1 and KPCS-GW for measuring patient activity and nursing needs. Methods We performed a retrospective analysis of the medical records of 50,314 inpatients admitted to the general wards of a tertiary teaching hospital in Seoul, South Korea in March, June, September, and December 2019. Spearman’s correlation and Kappa statistics according to quartiles were calculated to examine the criterion validity of the APCS compared with the KPCS-1 and KPCS-GW. Results The average patient classification score was 28.3 points for APCS, 25.7 points for KPCS-1, and 21.6 points for KPCS-GW. The kappa value between APCS and KPCS-1 was 0.91 (95% CI:0.9072, 0.9119) and that between APCS and KPCS-GW was 0.88 (95% CI:0.8757, 0.8810). Additionally, Spearman's correlation coefficients among APCS, KPCS-1, and KPCS-GW showed a very strong correlation. However, 10.8% of the participants’ results were inconsistent, and KPCS-1 tended to classify patients into groups with lower nursing needs compared to APCS. Conclusion This study showed that electronic health record-generated APCS can provide useful information on patients’ severity and nursing activities to measure workload estimation. Additional research is needed to develop and implement a real-world EHR-based PCS system to accommodate for direct and indirect nursing care while considering diverse population and dynamic healthcare system.
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spelling doaj.art-d6f0ed69bd5f4a95926cff594511db132022-12-22T03:48:29ZengBMCBMC Nursing1472-69552022-11-0121111010.1186/s12912-022-01109-4Measuring patient acuity and nursing care needs in South Korea: application of a new patient classification systemJeounghee Kim0TaeRim Kang1Hyun-Ju Seo2So-Young Seo3Myoungsook Kim4Youngsun Jung5Jinhyun Kim6Jung- Bok Lee7Department of Nursing, Asan Medical CenterDepartment of Nursing, Asan Medical CenterCollege of Nursing, Chungnam National UniversityDepartment of Nursing, Asan Medical CenterDepartment of Nursing, Asan Medical CenterDepartment of Nursing, Asan Medical CenterCollege of Nursing, Seoul National UniversityDepartment of Clinical Epidemiology and Biostatistics, Asan Medical Center, University of Ulsan College of MedicineAbstract Background An accurate and reliable patient classification system (PCS) can help inform decisions regarding adequate assignments for nurse staffing. This study aimed to evaluate the criterion validity of the Asan Patient Classification System (APCS), a new tertiary hospital-specific PCS, by comparing its rating and total scores with those of KPCS-1 and KPCS-GW for measuring patient activity and nursing needs. Methods We performed a retrospective analysis of the medical records of 50,314 inpatients admitted to the general wards of a tertiary teaching hospital in Seoul, South Korea in March, June, September, and December 2019. Spearman’s correlation and Kappa statistics according to quartiles were calculated to examine the criterion validity of the APCS compared with the KPCS-1 and KPCS-GW. Results The average patient classification score was 28.3 points for APCS, 25.7 points for KPCS-1, and 21.6 points for KPCS-GW. The kappa value between APCS and KPCS-1 was 0.91 (95% CI:0.9072, 0.9119) and that between APCS and KPCS-GW was 0.88 (95% CI:0.8757, 0.8810). Additionally, Spearman's correlation coefficients among APCS, KPCS-1, and KPCS-GW showed a very strong correlation. However, 10.8% of the participants’ results were inconsistent, and KPCS-1 tended to classify patients into groups with lower nursing needs compared to APCS. Conclusion This study showed that electronic health record-generated APCS can provide useful information on patients’ severity and nursing activities to measure workload estimation. Additional research is needed to develop and implement a real-world EHR-based PCS system to accommodate for direct and indirect nursing care while considering diverse population and dynamic healthcare system.https://doi.org/10.1186/s12912-022-01109-4Patient classification systemNursing workloadPatient acuityElectronic health recordsNursing care needs
spellingShingle Jeounghee Kim
TaeRim Kang
Hyun-Ju Seo
So-Young Seo
Myoungsook Kim
Youngsun Jung
Jinhyun Kim
Jung- Bok Lee
Measuring patient acuity and nursing care needs in South Korea: application of a new patient classification system
BMC Nursing
Patient classification system
Nursing workload
Patient acuity
Electronic health records
Nursing care needs
title Measuring patient acuity and nursing care needs in South Korea: application of a new patient classification system
title_full Measuring patient acuity and nursing care needs in South Korea: application of a new patient classification system
title_fullStr Measuring patient acuity and nursing care needs in South Korea: application of a new patient classification system
title_full_unstemmed Measuring patient acuity and nursing care needs in South Korea: application of a new patient classification system
title_short Measuring patient acuity and nursing care needs in South Korea: application of a new patient classification system
title_sort measuring patient acuity and nursing care needs in south korea application of a new patient classification system
topic Patient classification system
Nursing workload
Patient acuity
Electronic health records
Nursing care needs
url https://doi.org/10.1186/s12912-022-01109-4
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