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Assessment of interobserver reproducibility of a new scale for management guidance in spinal metastasis: SINS score

OBJECTIVE: To evaluate the impact on the management and quantify the inter-observer reproducibility of SINS Score. Also, determine its applicability to our milieu. METHODS: A presentation of 20 cases of secondary spine lesions was compiled, which was examined by 10 observers. They defined the stability of each injury and, after the presentation of SINS Score, the same cases were presented to the same observers and again they were asked to determine the stability of the lesion. The collected data were analyzed by the Fleiss' Kappa Calculation and Intra-class Correlation. RESULTS: Inter-observer moderate agreement was obtained by using SINS classification. CONCLUSIONS: The classification is applicable to our milieu. There was a change of opinion about the stability of the lesions after the presentation of the classification to the observers.

Classification; Spine; Neoplasm metastasis; Stabilization; Spinal neoplasms


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