Editor's Note: TheStreet ratings do not represent the views of TheStreet's staff or its contributors. Ratings are established by computer based on metrics for performance (which includes growth, stock performance, efficiency and valuation) and risk ( volatility and solvency). Companies with poor cash flow or high debt levels tend to earn lower ratings in our model. NEW YORK ( TheStreet ) -- Sabra Health Care REIT (Nasdaq: SBRA ) has been downgraded by TheStreet Ratings from hold to sell. The company's weaknesses can be seen in multiple areas, such as its unimpressive growth in net income and weak operating cash flow. Highlights from the ratings report include:. Sabra Health Care REIT, Inc. operates as a real estate investment trust in the United States. The company, through its subsidiaries, owns and invests in real estate properties for the healthcare industry.