Performance Prediction of Listed Companies in Smart Healthcare Industry: Based on Machine Learning Algorithms

Table 1

Performance indexes.

Number	Index	Formula	Note
1	Profit margin on sales	Total profit/operation revenue × 100%	It represents the profitability of the enterprise. The higher the index, the stronger the ability of the enterprise to create profits.
2	Return on assets	Net profit after tax/total assets × 100%	It measures how much net profit is generated per unit of assets
3	Asset turnover	Total revenue/total asset × 100%	It measures the efficiency of corporate asset management
4	Cost of sales rate	Sales cost/sales revenue × 100%	It reflects the cost expenditure required by each unit of sales revenue of the enterprise
5	Total asset growth rate	Growth in total assets/total assets at the beginning of the year × 100%	It expresses the capital accumulation ability and development ability of the enterprise
6	Inventory turnover rate	Cost of sales/average inventory × 100%	It reflects the turnover speed of inventory, that is, the liquidity of inventory and whether the amount of inventory capital occupied is reasonable
7	Accounts receivable turnover ratio	Revenue/accounts receivable × 100%	It measures the turnover speed and management efficiency of enterprise accounts receivable