Data Returns

To return of a copy of the JCQ data

The JCQ users with the following study sample sizes are required to return a copy of the JCQ data to the JCQ center according to the contract between the JCQ center and syudy directors:
* Study sizes with data copy requirements:
1.  U.S. Canada: 100 subjects or over.
2.  Europe, Asia, Other Countries: 250 subjects or over; or studies of single occupations of over 100 subjects.
3.  Commercial use, health service (other service use): Contact the JCQ Center.

Step 1.

Please update your previous JCQ Data Base Form. If you don't have to change the information, go to the Step 2. If you have to, the JCQ center will send you your previous JCQ Data Base Form or if you saved the JCQ d..........

Step 2.

Section A. Data File- A copy of the JCQ job data and selected ancillary data (not all data) is to be provided to the JCQ Center (see address below) after the data has been collected, cleaned, and used for your preliminary analyses.  The file should include the following variable scores:

a.  Subject ID (and location ID if relevant)
b.  All JCQ job content question scores (raw data)
c.  Demographic question scores:

Age; Sex; Education; Marital Status; Occupation-usual occupation (the JCQ Users Guide occupation lists [3 digit] give examples of the detailed occupation coding that should be followed): Industry,

If collected, the additional information should be included;
             Children (#at home/ ages); Hours of work per week; Income; Race; Previous occupation.

d.  JCQ psychological strain scales, if used (and not the dependent variable of the study).

1.  Data File Labels:
The data file should have the variables labeled with JCQ Questions numbers for the raw data (ex. q23), and scale labels in Section III of the JCQ Users Guide for demographic variables and any scales constructed.

2.  Data Format:
The data should be written on standard 3 1/2" floppy disks under IBM MS-DOS/Windows (state software version), on IBM tape (state machine and operating system version), or Apple Macintosh OS (state operating system, application program name, file type, and version number).

3.  Codebook:
A codebook giving appropriate variable label information and information on each variable (including missing value codes) is to be provided to the JCQ Center with the data file.  Enclose a printout of the first three subject.