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Nevin Manimala Statistics

Impact of staffing on the results of treatment among surgical patients. Statistical study

Khirurgiia (Mosk). 2022;(10):15-20. doi: 10.17116/hirurgia202210115.

ABSTRACT

OBJECTIVE: To study the influence of staffing index on the results of surgical treatment.

MATERIAL AND METHODS: The study was based on the data of surgical service in the Russian Federation upon 2018 (A.Sh. Revishvili et al., 2019). Correlation and regression analysis was carried out using the Microsoft Excel 2019 software. To assess between-group differences, we analyzed odds ratio (OR) and contingency table using χ2 test.

RESULTS: Correlation and regression analysis revealed strong direct functional relationships (r=0.889) between the staffing of surgical service and in-hospital mortality rates. We distinguished 3 formalized levels of surgical staffing (high, medium and low). Gradation of these categories depends on the annual average reference indicator of staffing (88.4% in 2018). In high level of surgical staffing (≥88.4%), in-hospital mortality was 2.19%. Low level of surgical staffing (<88.4%) is accompanied by in-hospital mortality of 2.65% (OR 0.83; 95% CI 0.81-0.84; p<0.05).

CONCLUSION: We confirmed the hypothesis about correlation of in-hospital mortality and staffing of surgical personnel. Validation of scientific data requires further studies with multivariate analysis of various covariates. Long-term prospects of surgical personnel policy in Russia are associated with formulation of specific tasks for surgical services at each level of surgical care.

PMID:36223145 | DOI:10.17116/hirurgia202210115

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