Construction and validation of an instrument for event-related sterility of processed healthcare products.

Objective: To construct and validate an instrument to assess events related to maintaining the sterility of processed healthcare products.

Methods: This methodological study developed the instrument through analysis by a panel of experts, focusing on the integrity of commonly used packaging: spunbond-meltblown-spunbond and medical-grade paper. The instrument was analyzed using the Content Validity Index and Content Validity Ratio (≥ 0.