The Effect Of Close Contact History And Housing Density On The Incidence Of Tuberculosis In The Lembeyan Health Center Area, Magetan Regency

Based on a report from the Magetan Regency Health Office in 2021-2023, tuberculosis (TB) cases increased by 309 cases. In the working area of the Lembeyan Health Center, the number of TB cases increased to 33 cases in 2023–2024. This suggests that TB is still a health problem that needs attention. This study aims to analyze the effect of close contact history and residential density on TB incidence. The type of research used is observational analytics with a case control design. The research sample amounted to 34 respondents consisting of 17 cases and 17 controls, selected using the purposive sampling method. Data was collected through questionnaires and observation sheets. Data analysis was carried out univariately, bivariate with chi-square test. The results showed that there was a significant influence between the history of close contact (p=0.002) and residential density (p=0.016) with the incidence of TB. The conclusion of this study is that there is a significant influence between the history of close contact and residential density with the incidence of TB. Therefore, TB prevention needs to be focused on improving residential environmental conditions, education of at-risk groups, and monitoring of individuals with a history of close contact with TB patients.