Characteristics of mechanical asphyxia: A retrospective epidemiological study in two developed cities in China

Autor: Erwen Huang, Guoli Lv, Yumei Wang, Qiangwei Wang, Jing Zhang, Lie Liang, Ben Liu, Wen Yang, Chuanyi Tang, Chao Liu, Jianding Cheng
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Journal of Forensic Science and Medicine, Vol 9, Iss 1, Pp 57-63 (2023)
Druh dokumentu: article
ISSN: 2349-5014
DOI: 10.4103/jfsm.jfsm_45_22
Popis: Background: Mechanical asphyxia (MA) is multi-classified. Some epidemiological characteristics are shared and the others different among different MA types. Aims and Objectives: To reveal the characteristics of different types of MA and provide reference data for forensic identification of MA. Materials and Methods: We analyzed 913 cases to reveal the epidemiological characteristics of MA in Dongguan and Guangzhou, China. Results: Seven types of MA were identified and strangulation accounted for up to 89.2%. Those aged 20-29 were the most susceptible to all types, except for traumatic and positional asphyxia. Suicide accounted for 96.6% of hanging cases, and accident was the main manner of death in cases of choking, traumatic, and positional asphyxia. Homicide was the most common in cases of ligature strangulation (LS), manual strangulation (MS), smothering, and asphyxia concomitant with lethal mechanical injury. The homicide rate in LS was positively correlated with the rate of female victims (P
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