National Vision Holdings Inc Cash Interest Coverage Ratio 1 year YoY Change (%) is -96.04% for the year ending December 31, 2023, a -103.92% change year over year. The cash interest coverage ratio measures a company's ability to cover its interest expenses with its operating cash flow. It is calculated by dividing operating cash flow by interest expense. This ratio indicates the company's capacity to generate sufficient cash flow to meet its interest obligations. A higher ratio signifies better coverage and financial stability. The measure "Change (%)" refers to the percentage change in the value of a financial metric between two time points. This measure provides a relative perspective on the magnitude of change.