Quick Ratio Deterioration represents percentage or ratio used to assess quick ratio deterioration in financial, collateral, or facility analysis. It helps compare the borrower against policy norms, peer benchmarks, and historical trends. Define numerator, denominator, period, and acceptable threshold. In MSME underwriting, it is read along with financial statements, bank statements, GST data and existing obligations to judge cash-flow strength and repayment capacity. The trend is usually more important than one isolated number, because MSME financials can be affected by seasonality, accounting treatment and one-off events. For example, a falling quick ratio may show that near-cash assets are not sufficient to cover short-term liabilities. It matters because financial interpretation can change the view on leverage, liquidity, profitability, debt-service ability and the borrower’s real operating strength. The common caution is to check calculation basis, period, exceptional items, related-party entries and consistency with GST, bank statement and audit data.