Suspected inhalation injury and other factors related to mortality in hospitalized burn patients in Peru
DOI:
https://doi.org/10.53673/th.v1i6.95Keywords:
Burns, inhalation, accidentsAbstract
Inhalation injury is a risk factor for mortality in burn patients; the diagnosis is suspected based on the clinical history and findings. Objectives: To determine if the suspicion of inhalation injury is a risk factor for mortality in burn patients and if there are other risk factors. Retrospective cohort study that included 156 medical records in the HNAL between 2015-2016. The dependent variable was mortality, and the independent variables included suspected inhalation injury, sex, age, depth and extent of burn, and place of origin. Relative risks were estimated. For data collection, the HNAL “Thermal Record” was used. Descriptive analyzes performed with median, interquartile ranges, and relative and absolute frequencies for categorical variables. In the bivariate analysis, the Fisher, Chi-square, and Mann Whitney U tests were used. Poisson regression was used in the multivariate analysis. Overall mortality of 9%. 46% of the patients had suspected inhalation injury. The percentage of deceased patients was higher in those exposed to suspected inhalation injury (16.7% vs. 2.38%), place of origin outside Lima (16.7% vs. 5.56%), burns from third degree (13.3% vs. 1.72%) and medium extent of burn (56.3 vs. 10). Suspected inhalation injury [RR: 6.24 (95%CI 1.48-26.3) (p: 0.013)], third degree burn [RR 6.86 (95%CI 1.17-40.2) ( p: 0.033)], extension of the burn greater than 11% [RR 6.12 (95% CI 1.77-21.1) (p: 0.004)] and the place of origin outside Lima [RR 3.69 (95% CI 1.54-8.86) (p: 0.003)] were significant in the multivariate analysis. Suspected inhalation injury, third degree burns, extension greater than 11%, and place of origin outside of Lima are risk factors for mortality in burn patients.
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