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Table 2 Rotated component matrix (varimax) for each thematic field

From: Development and psychometric testing of an observation-based assessment tool focusing on work-related stressors among health professionals: the STRAIN-External Observation of work Stressors

  Components
quantitative demands physical risks sensorial demands  
demands at worka
 observed person (o.p.) has to work very fast .796 .193 .271  
 workload is unevenly distributed .883 .273 −.058  
 o.p. does not have time to complete all work tasks .828 .164 .047  
 o.p. gets behind with his/her work .900 .193 .043  
 o.p. does have enough time for his/her work tasksc .832 .183 .258  
 work demands very clear and precise eyesight .036 .188 .866  
 work demands controlling his/her movements .089 .523 .705  
 work demands a high level of precision .204 −.158 .832  
 job involves tiring or painful positions .382 .778 .164  
 job involves lifting or moving people .230 .883 .169  
 job involves carrying or moving heady loads .192 .853 −.045  
work organization and contenta
  possibilities for development influence at work   
 work requires taking the initiative .704 .366   
 o.p. can use his/her skills or expertise .855 .046   
 work is varied .688 .361   
 work demands a high level of skill or expertise .868 .038   
 o.p. has a large degree of influence concerning his/her work .242 .720   
 o.p. has influence on who to work with .265 .534   
 o.p. has influence on how to do his/her work −.006 .784   
 o.p. has influence on what to do at work .125 .825   
social relations and leadershipb
  social community social support social relations predictability
 o.p. is well informed in advance, e.g. about important decisions, changes or plans for the future .080 .147 .194 .903
 o.p. receives all information needed in order to do his/her work well .200 .373 .202 .742
 o.p. gets help and support from colleagues if needed .063 .434 .702 .261
 colleagues listen to his/her work-related problems .197 .581 .571 .205
 o.p. gets help and support from the immediate superior if needed .111 .847 .246 .241
 the immediate superior listen to his/her work-related problems .244 .870 .147 .184
 good atmosphere between o.p. and colleagues .837 .113 .036 .141
 good co-operation between o.p. and colleagues .863 .238 −.016 .107
 o.p. seems to be part of a community at his/her work .873 .070 .098 .035
 o.p. has the possibility to talk to his/her colleagues during work .287 .327 .692 .232
 o.p. works isolated from his/her colleaguesc −.130 .018 .906 .074
  1. rotated component matrix on ‘demands at work’, ‘work organisation and content’ and ‘social relations and leadership’ separately, Rotation Method: Varimax with Kaiser Normalization, aRotation converged in 3 iterations, bRotation converged in 5 iterations, creversed scored item