Table 2.

Summary of sample sizes used in intake and processing pipeline studies

Dataset	n	Mean	Median	SD	IQR
EHR data	22	327,731	1237	1,082,972	6184
FAERS	4	1,158,504	70,357	2,223,398	1,146,282
Other	80	2,249,619	10,296	11,094,273	267,589
Social media	26	77,012,220	13,450	392,214,186	29,502
VAERS	3	5939	6034	3380	3379

SD standard deviation, IQR interquartile range, EHR electronic health record, FAERS FDA Adverse Event Reporting System, VAERS Vaccine Adverse Event Reporting System