A typical mental effect that occurs over a long period of time after experiencing a physical and traumatic event is known as PTSD(post-traumatic stress disorder). Post-traumatic stress disorder is a complex psychological trauma that can endanger selfharm and suicidal impulses, even in serious cases leading to suicide. The root causes of this phenomenon can be found everywhere, but repeated trauma exposure and inadequate medical support related to the professional specificity of firefighters can be cited as the main reasons. As such, firefighters__ampersandsign#39; post-traumatic stress disorder needs to be treated as a mental health issue in the public domain beyond the mental health level of the individual. For the sake of stability, social problems should be covered in a broad sense by advanced research on high-risk analysis tools and preemptive forecasting methods along with a shift in perception of actual risk factors in modern society. Based on AI algorithm and big data, this study aims to develop the analysis model about prevalence of post-traumatic stress disorder caused by mental health damage factors for firefighters exposed to various trauma such as accidents, disasters and stress.