Evaluating ECAMM-based training efficacy for malaria microscopists in Hunan Province, China

BackgroundThe rapid and accurate diagnosis of malaria has contributed to China’s remarkable achievement in malaria elimination. In the post-elimination phase, microscopic examination remains crucial for preventing the reintroduction of imported malaria. This study developed and validated a 4-day ext...

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Main Authors: Wei Ning, Shi-feng Zhuang, Lan Wen, Ming-zhong Xu, Miao-miao Wang, Fang Peng, Fei-fan Huang, Bin Tian
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-06-01
Series:Frontiers in Public Health
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Online Access:https://www.frontiersin.org/articles/10.3389/fpubh.2025.1598917/full
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author Wei Ning
Shi-feng Zhuang
Lan Wen
Ming-zhong Xu
Miao-miao Wang
Fang Peng
Fei-fan Huang
Bin Tian
Bin Tian
author_facet Wei Ning
Shi-feng Zhuang
Lan Wen
Ming-zhong Xu
Miao-miao Wang
Fang Peng
Fei-fan Huang
Bin Tian
Bin Tian
author_sort Wei Ning
collection DOAJ
description BackgroundThe rapid and accurate diagnosis of malaria has contributed to China’s remarkable achievement in malaria elimination. In the post-elimination phase, microscopic examination remains crucial for preventing the reintroduction of imported malaria. This study developed and validated a 4-day external competency assessment training program for malaria microscopists based on the External Competency Assessment for Malaria Microscopists (ECAMM) framework, to enhance diagnostic proficiency among laboratory personnel in public health institutions.MethodsCourse design, blood smear selection, evaluation methods, and scoring criteria strictly adhered to WHO guidelines. Participants underwent one pre-training test and four post-training assessments involving 48 blood smears to evaluate diagnostic accuracy in qualitative identification and species differentiation. A comprehensive analysis was conducted on training needs, skill improvement trajectories, diagnostic error patterns, competency predictors, and participant satisfaction. 24 participants from public health institutions across 14 prefecture-level jurisdictions in Hunan Province completed the program with heterogeneous performance outcomes.Results75% of participants had received no formal malaria microscopy training in the preceding 5 years. Post-training assessments demonstrated significant improvements: negative smear recognition accuracy increased by 29.86%, positive smear identification by 25.52%, and species differentiation accuracy by 48.96%. The predominant diagnostic error was interspecies confusion, notably the misidentification of Plasmodium ovale (P. ovale) as Plasmodium malariae (P. malariae)(20.8% of errors). Trainee competency showed no significant correlation with age, gender, or educational background (p > 0.05). Participant satisfaction ratings consistently reached “very satisfied” with almost all training components.ConclusionThis external capacity assessment training program effectively enhanced short-term malaria microscopy proficiency. We propose institutionalizing this model as a national certification program to maintain diagnostic competency through regular training and quality monitoring, particularly targeting primary healthcare facilities at the township level.
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spelling doaj-art-e07a7b0eb07a43a8a0e6550a0985f4282025-08-20T02:32:34ZengFrontiers Media S.A.Frontiers in Public Health2296-25652025-06-011310.3389/fpubh.2025.15989171598917Evaluating ECAMM-based training efficacy for malaria microscopists in Hunan Province, ChinaWei Ning0Shi-feng Zhuang1Lan Wen2Ming-zhong Xu3Miao-miao Wang4Fang Peng5Fei-fan Huang6Bin Tian7Bin Tian8Department of Clinical Laboratory, Changsha Municipal Center for Disease Control and Prevention, Changsha, ChinaDepartment of Endemic and Parasitic Diseases Control, Hunan Center for Disease Control and Prevention, Changsha, ChinaDepartment of Clinical Laboratory, Changsha Municipal Center for Disease Control and Prevention, Changsha, ChinaDepartment of Clinical Laboratory, Changsha Municipal Center for Disease Control and Prevention, Changsha, ChinaDepartment of Clinical Laboratory, Changsha Municipal Center for Disease Control and Prevention, Changsha, ChinaDepartment of Clinical Laboratory, Changsha Municipal Center for Disease Control and Prevention, Changsha, ChinaDepartment of Clinical Laboratory, Changsha Municipal Center for Disease Control and Prevention, Changsha, ChinaDepartment of Clinical Laboratory, Changsha Municipal Center for Disease Control and Prevention, Changsha, ChinaXiangya School of Basic Medical Sciences, Central South University, Changsha, ChinaBackgroundThe rapid and accurate diagnosis of malaria has contributed to China’s remarkable achievement in malaria elimination. In the post-elimination phase, microscopic examination remains crucial for preventing the reintroduction of imported malaria. This study developed and validated a 4-day external competency assessment training program for malaria microscopists based on the External Competency Assessment for Malaria Microscopists (ECAMM) framework, to enhance diagnostic proficiency among laboratory personnel in public health institutions.MethodsCourse design, blood smear selection, evaluation methods, and scoring criteria strictly adhered to WHO guidelines. Participants underwent one pre-training test and four post-training assessments involving 48 blood smears to evaluate diagnostic accuracy in qualitative identification and species differentiation. A comprehensive analysis was conducted on training needs, skill improvement trajectories, diagnostic error patterns, competency predictors, and participant satisfaction. 24 participants from public health institutions across 14 prefecture-level jurisdictions in Hunan Province completed the program with heterogeneous performance outcomes.Results75% of participants had received no formal malaria microscopy training in the preceding 5 years. Post-training assessments demonstrated significant improvements: negative smear recognition accuracy increased by 29.86%, positive smear identification by 25.52%, and species differentiation accuracy by 48.96%. The predominant diagnostic error was interspecies confusion, notably the misidentification of Plasmodium ovale (P. ovale) as Plasmodium malariae (P. malariae)(20.8% of errors). Trainee competency showed no significant correlation with age, gender, or educational background (p > 0.05). Participant satisfaction ratings consistently reached “very satisfied” with almost all training components.ConclusionThis external capacity assessment training program effectively enhanced short-term malaria microscopy proficiency. We propose institutionalizing this model as a national certification program to maintain diagnostic competency through regular training and quality monitoring, particularly targeting primary healthcare facilities at the township level.https://www.frontiersin.org/articles/10.3389/fpubh.2025.1598917/fullECAMMmicroscopistmalariacompetencytraining course
spellingShingle Wei Ning
Shi-feng Zhuang
Lan Wen
Ming-zhong Xu
Miao-miao Wang
Fang Peng
Fei-fan Huang
Bin Tian
Bin Tian
Evaluating ECAMM-based training efficacy for malaria microscopists in Hunan Province, China
Frontiers in Public Health
ECAMM
microscopist
malaria
competency
training course
title Evaluating ECAMM-based training efficacy for malaria microscopists in Hunan Province, China
title_full Evaluating ECAMM-based training efficacy for malaria microscopists in Hunan Province, China
title_fullStr Evaluating ECAMM-based training efficacy for malaria microscopists in Hunan Province, China
title_full_unstemmed Evaluating ECAMM-based training efficacy for malaria microscopists in Hunan Province, China
title_short Evaluating ECAMM-based training efficacy for malaria microscopists in Hunan Province, China
title_sort evaluating ecamm based training efficacy for malaria microscopists in hunan province china
topic ECAMM
microscopist
malaria
competency
training course
url https://www.frontiersin.org/articles/10.3389/fpubh.2025.1598917/full
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