Table A2

Items for IPO

Lower order construct (LOC)/Scale item (indicator)Factor loadings*
BeforeAfter
Process Knowledge (PK)
1In my area of operation, I know for which products my activities make a contribution0.692 
2I know the broad activities that are necessary to complete these products for external customers0.7650.688
3I know the employees with whom I am working on the compilation of products for external customers0.7430.783
4I know the goals of the employees with whom I work together including those outside of my operation0.7290.803
Process awareness (PA)
5There are indicators for my activities, which are geared to the satisfaction of external customers0.7070.728
6I know the benefit of my activities to external customers0.6440.750
7The reduction of cycle time (not processing time) of customer orders together with the colleagues involved is an important goal of my daily work0.585 
8I Collect similar orders for my activities to work them off as a block0.6180.681
9There are rules concerning the response time for internal requests0.587 
10In my area of operation, I know how satisfied external customers are with the products in which I am involved in the production0.546 
Cross-functional Coordination (CC)
11For the processing of my products I continuously coordinate myself with all relevant parties involved including those outside my area of operation0.571 
12In my area of operation, we mostly execute tasks for one product line0.146 
13In my area of operation there are regular meetings to discuss the avoidance of most frequent problems0.8090.849
14In my area of operation procedures for the avoidance of mistakes occurring are identified with the relevant parties involved0.7640.821
15There is a continuous coordination with all the parties involved (also outside my area of operation) of the products on which I work to avoid backlogs0.7420.771
Continuous reflection (CR)
16In my area of operation, I continuously reflect on how existing activities can be improved0.7490.855
17In my area of operation, I continuously give thought to the benefit of my activities for external customers0.6940.723
18If I notice possibilities for improvement, I will implement them or inform the person in charge0.7940.860
19In my area of operation, we use documented customer complaints for the improvement of activity flows0.664 
20In my area of operation implemented improvements to the activity flows are continuously checked0.711 

* Gives factor loadings for each item “before” and “after” refinement. Items without a value in column “After” represent the indicators that were removed during the refinement process

(adopted from (Leyer et al., 2015))

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