Optimisation of aetiological examination processes for enhanced quality and efficiency in hospitalised patients prior to antimicrobial therapy: a multicentre quasi-experimental study

Objectives This study aimed to optimise the aetiological examination process in hospitalised patients to enhance pathogen detection quality and efficiency. The hypothesis was that process management strategies would improve specimen submission rates, quality, timeliness and antimicrobial use adjustm...

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Main Authors: Yan Liu, Mei Lin, Xiao Zhong, Li-Hua Xiao, Lan-Fang Mo, Shan-Wen Yang, Lan-Fang He, Qin-Fei Wu, Xiao-Feng Luo
Format: Article
Language:English
Published: BMJ Publishing Group 2025-05-01
Series:BMJ Open Quality
Online Access:https://bmjopenquality.bmj.com/content/14/2/e003257.full
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author Yan Liu
Mei Lin
Xiao Zhong
Li-Hua Xiao
Lan-Fang Mo
Shan-Wen Yang
Lan-Fang He
Qin-Fei Wu
Xiao-Feng Luo
author_facet Yan Liu
Mei Lin
Xiao Zhong
Li-Hua Xiao
Lan-Fang Mo
Shan-Wen Yang
Lan-Fang He
Qin-Fei Wu
Xiao-Feng Luo
author_sort Yan Liu
collection DOAJ
description Objectives This study aimed to optimise the aetiological examination process in hospitalised patients to enhance pathogen detection quality and efficiency. The hypothesis was that process management strategies would improve specimen submission rates, quality, timeliness and antimicrobial use adjustment.Design A multicentre quasi-experimental pre–post comparison design was used, with baseline and postoptimisation phases.Setting Two hospitals in Guangming District, Shenzhen, China.Participants 34 790 inpatients in the baseline and 34 361 in the postoptimisation phase, across all departments.Interventions Implemented process clarification, standardisation of specimen collection/submission and multidisciplinary collaboration, with comprehensive staff training.Primary and secondary outcome measures The primary outcome measures were the pathogen submission rate before antimicrobial therapy. The secondary outcome measure was the adjustment rate of antimicrobial use based on test results, specimen qualification rate and specimen submission time. These measures were evaluated before and after process optimisation.Results Postoptimisation, key metrics improved significantly: pathogen submission rate (50.82%–71.77%), specimen qualification rate (90.20%–98.71%), submission time (192–104 min) and antimicrobial adjustment rate (74.11%–93.24%; all p<0.001).Conclusions Process management effectively enhanced aetiological examination quality and efficiency, with potential for widespread adoption.Trial registration number Not applicable as this was a quasi-experimental study.
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publishDate 2025-05-01
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spelling doaj-art-6ed6f2de25f248d4bbf2e6a81cf5e7d42025-08-20T03:10:28ZengBMJ Publishing GroupBMJ Open Quality2399-66412025-05-0114210.1136/bmjoq-2024-003257Optimisation of aetiological examination processes for enhanced quality and efficiency in hospitalised patients prior to antimicrobial therapy: a multicentre quasi-experimental studyYan Liu0Mei Lin1Xiao Zhong2Li-Hua Xiao3Lan-Fang Mo4Shan-Wen Yang5Lan-Fang He6Qin-Fei Wu7Xiao-Feng Luo81 Infection Management Department, Shenzhen Guangming District People’s Hospital, Shenzhen, Guangdong, China1 Infection Management Department, Shenzhen Guangming District People’s Hospital, Shenzhen, Guangdong, China1 Infection Management Department, Shenzhen Guangming District People’s Hospital, Shenzhen, Guangdong, China2 Logistics Department, Shenzhen Guangming District People’s Hospital, Shenzhen, Guangdong, China1 Infection Management Department, Shenzhen Guangming District People’s Hospital, Shenzhen, Guangdong, China1 Infection Management Department, Shenzhen Guangming District People’s Hospital, Shenzhen, Guangdong, China1 Infection Management Department, Shenzhen Guangming District People’s Hospital, Shenzhen, Guangdong, China1 Infection Management Department, Shenzhen Guangming District People’s Hospital, Shenzhen, Guangdong, China1 Infection Management Department, Shenzhen Guangming District People’s Hospital, Shenzhen, Guangdong, ChinaObjectives This study aimed to optimise the aetiological examination process in hospitalised patients to enhance pathogen detection quality and efficiency. The hypothesis was that process management strategies would improve specimen submission rates, quality, timeliness and antimicrobial use adjustment.Design A multicentre quasi-experimental pre–post comparison design was used, with baseline and postoptimisation phases.Setting Two hospitals in Guangming District, Shenzhen, China.Participants 34 790 inpatients in the baseline and 34 361 in the postoptimisation phase, across all departments.Interventions Implemented process clarification, standardisation of specimen collection/submission and multidisciplinary collaboration, with comprehensive staff training.Primary and secondary outcome measures The primary outcome measures were the pathogen submission rate before antimicrobial therapy. The secondary outcome measure was the adjustment rate of antimicrobial use based on test results, specimen qualification rate and specimen submission time. These measures were evaluated before and after process optimisation.Results Postoptimisation, key metrics improved significantly: pathogen submission rate (50.82%–71.77%), specimen qualification rate (90.20%–98.71%), submission time (192–104 min) and antimicrobial adjustment rate (74.11%–93.24%; all p<0.001).Conclusions Process management effectively enhanced aetiological examination quality and efficiency, with potential for widespread adoption.Trial registration number Not applicable as this was a quasi-experimental study.https://bmjopenquality.bmj.com/content/14/2/e003257.full
spellingShingle Yan Liu
Mei Lin
Xiao Zhong
Li-Hua Xiao
Lan-Fang Mo
Shan-Wen Yang
Lan-Fang He
Qin-Fei Wu
Xiao-Feng Luo
Optimisation of aetiological examination processes for enhanced quality and efficiency in hospitalised patients prior to antimicrobial therapy: a multicentre quasi-experimental study
BMJ Open Quality
title Optimisation of aetiological examination processes for enhanced quality and efficiency in hospitalised patients prior to antimicrobial therapy: a multicentre quasi-experimental study
title_full Optimisation of aetiological examination processes for enhanced quality and efficiency in hospitalised patients prior to antimicrobial therapy: a multicentre quasi-experimental study
title_fullStr Optimisation of aetiological examination processes for enhanced quality and efficiency in hospitalised patients prior to antimicrobial therapy: a multicentre quasi-experimental study
title_full_unstemmed Optimisation of aetiological examination processes for enhanced quality and efficiency in hospitalised patients prior to antimicrobial therapy: a multicentre quasi-experimental study
title_short Optimisation of aetiological examination processes for enhanced quality and efficiency in hospitalised patients prior to antimicrobial therapy: a multicentre quasi-experimental study
title_sort optimisation of aetiological examination processes for enhanced quality and efficiency in hospitalised patients prior to antimicrobial therapy a multicentre quasi experimental study
url https://bmjopenquality.bmj.com/content/14/2/e003257.full
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