Date of filling in this questionnaire or last update: 09/09/2021
1. JOB-EXPOSURE MATRICES
JEM name
NORJEM - Psychosocial exposures
Institute
STAMI (National Institute of Occupational Health, Oslo, Norway)
Country
Norway
Contact person
Ingrid Sivesind Mehlum
Email
ism@stami.no
References (citation)
  • Hanvold TN, Sterud T, Kristensen P, Mehlum IS. Mechanical and psychosocial work exposures: the construction and evaluation of a gender-specific job exposure matrix (JEM). Scand J Work Environ Health. 2019; 45(3): 239-47. doi: 10.5271/sjweh.3774. Epub 2018 Nov 13.
References (weblinks)
  • https://www.sjweh.fi/show_abstract.php?abstract_id=3774
Attachments
Year JEM was developed
2018
Agents
  • Psychosocial Domains
Job task characteristics/organization of work
  • Job control, autonomy
  • Psychological job demands
  • Social support at work from supervisors
  • Skill use opportunities
  • Other (specify)
Job task characteristics/organization of work | Specify: Other
Monotonous work; Job strain
Occupation Axis
Yes
Coding system
  • ISCO 1988
  • Other
Specify: Other
(the Norwegian 1998 version of ISCO-88, called STYRK-98)
Coding system (Number of digits used)
4
Industry Axis
No
Intensity
Yes
Probability
No
Duration
No
Frequency
No
Peaks
No
Other
Indexes for each of the variables were dichotomized by splitting the indexes at the median.
Data source(s)
  • Self-reported data
Studies to which the JEM has been applied: Texts
  • Not published yet, only presented at conferences
Relation with other JEMs
Some similarities with the Finnish JEM for Psychosocial Risk Factors at work (Solovieva et al. 2014)
Validation studies done: Texts
  • Agreement between the individual- and JEM-based exposure estimates was evaluated, with kappa, sensitivity and specificity measures. Predictive validity was assessed by testing the associations between low-back pain and the individual- and JEM-based exposure
Validation studies done: Links
  • https://www.sjweh.fi/show_abstract.php?abstract_id=3774 (same article that describes development of the JEM)
Availability
  • Upon request
Strengths
Gender-specific. Predictive validity was assessed by testing the associations between low-back pain and the individual- and JEM-based exposure
Weaknesses
Dichotomous