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对美国市场上销售的82个药品的综合专利价值指数与销售额进行Pearson相关分析,以验证药品专利价值与经济价值的关系,为制药企业品种筛选提供参考。结果表明,药品专利组合价值与销售额呈高度相关(P<0.01)。
Pearson correlation analysis was conducted on the composite patent value index and sales value of 82 drugs sold on the US market to verify the relationship between the patent value and economic value of drugs and provide a reference for the screening of pharmaceutical companies. The results showed that the value of the drug portfolio was highly correlated with the sales (P <0.01).