Table 4. Proportion of data elements found in IPD data that are also present in the data dictionary.

NCT_ID	Data Elements in Data	Included Elements in Dictionary	% of Elements in Dictionary
NCT00000590	179	179	100.0%
NCT00005273	1681	1675	99.6%
NCT01418014	3001	2979	99.3%
NCT00099359	389	337	86.6%
NCT01751646	945	429	45.4%