Table 7.

Comparison of our meta-analysis with earlier published meta-analysis

Criteria		Simadibrata DM, 2020	Lagunas-rangel FA, 2020	Ghahramani, 2020	Li X, 2020	Ulloque-badaracco, 2021	Present meta-analysis
No. of studies (severity)		38	5	22	13	36	24
No. of subjects (severity)		5,699	828	3,396	1,579	8,732	4,080
No. of studies (mortality)		38	—	—	—	28	15
No. of subjects (mortality)		6,033	—	—	—	6,790	4,071
Recommended guidelines for prognostic meta-analysis reporting	Pooled sensitivity	×	×	×	√	×	√
	Pooled sensitivity	×	×	×	√	×	√
	Summary area under the curve	×	×	×	√	×	√
	Diagnostic odds ratio	×	×	×	√	×	√
	Methodological quality (QUIPS)	×	×	×	×	×	√
	GRADE criteria	×	×	×	×	×	√
	Publication bias	√	×	×	√	√	√
Analysis used pooled sensitivity, pooled specificity, summary area under the curve, and diagnostic odds ratio		× Standard mean difference.	× Standard mean difference.	× Pooled weighted mean difference	√ Pooled sensitivity, pooled specificity, Summary Area under the curve, Diagnostic odds ratio.	× Log odds ratio	√ Pooled sensitivity, pooled specificity, Summary Area under the curve, Diagnostic odds ratio.