TABLE 3.

Comparisons of advantages and disadvantages of various SARS-Cov-2 diagnosis methods.

Characteristics	Detection methods
	Gene sequencing	Gene chip	CLIA	RT-LAMP	CRISPR-cas	RT-qpcr
Advantages	High accuracy	High degree of automation, high efficiency and low cost	High sensitivity, high specificity, fast speed	High sensitivity, simple operation, low equipment requirements	High specificity	High specificity and accurate results
Disadvantages	Time-consuming and costly	High requirements for equipment and operators	High cost, high requirements for equipment and operators	High false positive rate	Low sensitivity	High false negative rate, high requirements for equipment