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The following IDATA ACT24 dataset(s) are available for delivery on CDAS. For each dataset, a Data Dictionary that describes the data is publicly available. In order to obtain the actual data in SAS or CSV format, you must begin a data-only request. Data will be delivered once the project is approved and data transfer agreements are completed.

To learn more about the ACT24 data collected as part of the study, visit the IDATA ACT24 documentation page.


Datasets and Data Dictionaries

Data Dictionary
(PDF - 253.4 KB)
1. The ACT24 5-Minute Complete dataset (1,529,503 records for 1,023 participants) contains one record summarizing every 5 minute epoch for all 1st completed recalls.
Data Dictionary
(PDF - 255.8 KB)
2. The ACT24 5-Minute Secondary Complete dataset (24,768 records for 77 participants) contains 5 minute epochs for additional 2nd and 3rd completed ACT24s within scheduled timeframe.
Data Dictionary
(PDF - 334.2 KB)
3. The ACT24 5-Minute Incomplete dataset (22,853 records for 123 participants) contains 5 minute epochs for incomplete ACT24s.
Data Dictionary
(PDF - 339.5 KB)
4. The ACT24 Activity Complete dataset contains one record per activity for all 1st completed recalls.
Data Dictionary
(PDF - 342.2 KB)
5. The ACT24 Activity Secondary Complete dataset contains activities for additional 2nd and 3rd completed ACT24s within scheduled timeframe.
Data Dictionary
(PDF - 340.4 KB)
6. The ACT24 Activity Incomplete dataset (22,853 records for 123 participants) contains activities for incomplete ACT24s.
Data Dictionary
(PDF - 228.4 KB)
7. The ACT24 Respondent Person dataset (1,110 records for 1,110 participants) contains one record per participant and summarizes their interactions with the instrument for each task and for the instrument as a whole.
Data Dictionary
(PDF - 261.6 KB)
8. The ACT24 Respondent Task dataset (5,466 records for 1,034 participants) contains one record per task and summarizes all tasks for 1,034 participants with tasks. The dataset includes information on all attempts that the participant began. Almost all complete attempts and a portion of incomplete attempts have 5 minute data. This file includes information on attempts with and without 5 minute data, but only a portion of variables in this file are populated for attempts without 5 minute data.
Data Dictionary
(PDF - 207.9 KB)
9. The ACT24 Accounting dataset (1,110 records for 1,110 participants) contains one record per participant and provides a summary of who has ACT24 data.

User Guides and Other Files

User Guides are intended to serve as a guide to using the data contained in these datasets.

For ACT24 Data: