Factor structure, factor loadings and internal reliability (Cronbach’s alpha) of the LOTICS scale
| Communication | Information about changes in OR programme/planned procedure timely provided | 0.750 |
| α = 0.84 | Information about changes in OR programme/planned procedure are communicated through the right channels | 0.685 |
| Adequate communication about patients with other disciplines | 0.631 | |
| Information to perform procedure available at the time when it is needed | 0.620 | |
| Adequate communication about patients between teams | 0.617 | |
| Information to perform procedure not properly communicated | 0.613 | |
| Maintenance | Maintenance carried out on a regular basis | 0.855 |
| α = 0.87 | Maintenance inspection performed timely | 0.808 |
| OR/ICU equipment badly maintained | 0.731 | |
| Maintenance schedule is lagging | 0.703 | |
| Training | Adequate coaching of new personnel | 0.706 |
| α = 0.81 | Keeping employees informed about new medical/technological developments | 0.634 |
| Training employees in the operation of new equipment | 0.617 | |
| Adequate supervision of trainees in their practical period | 0.613 | |
| Co-workers on my department have the necessary qualifications | 0.531 | |
| In OR a combination of staff junior/junior are avoided/on the ICU an adequate mix of seniority is applied | 0.513 | |
| Situation Awareness | Team members alert each other to problems | 0.772 |
| α = 0.79 | Members of my team know what one another is doing | 0.705 |
| Members of my team monitor each other’s performance | 0.681 | |
| Adequate exchange of information during the operation/shift | 0.571 | |
| Procedures | Accessibility of procedures/regulations/rules | 0.659 |
| α = 0.81 | Violations of procedures/regulations/rules | 0.651 |
| Procedures/regulations/rules frequently not clear | 0.543 | |
| Procedures/regulations/rules frequently not applicable in practice | 0.525 | |
| Procedures/regulations/rules applied correctly | 0.513 | |
| Procedures taken a bit less seriously to do a better job | 0.500 | |
| Design | Equipment operation is difficult | 0.751 |
| α = 0.76 | Controls or displays are hard to read | 0.730 |
| Controls of displays are unclear and/or lacking | 0.624 | |
| Too much information on controls or display | 0.563 | |
| Teamwork | I really feel I am a part of my team | 0.668 |
| α = 0.75 | Team’s ability to deal with unexpected events | 0.614 |
| Members of my team work together as a well coordinated team | 0.496 | |
| Clear view of who is doing what and when | 0.453 | |
| Planning and Coordination | Organisational changes not adequately supported within the department | 0.593 |
| α = 0.75 | Lack of advance planning within the department | 0.530 |
| Sufficiency of planning | 0.501 | |
| Team Instructions | Team members debriefed on what they can expect during operation/shift | 0.657 |
| α = 0.76 | Team members sufficiently instructed during operation/shift | 0.653 |
| I have confidence in my other team members | 0.541 | |
| Material Resources | Worn-out or faulty equipment replaced in a timely way | 0.582 |
| α = 0.75 | Following new technologies when procuring new equipment | 0.554 |
| Equipment frequently repaired | 0.552 | |
| Insufficient quality of materials and equipment | 0.527 | |
| Availability of materials and equipment at the time it is needed | 0.412 | |
| Staff Resources | Enough experienced staff available | 0.623 |
| α = 0.75 | Enough support staff to provide good care | 0.592 |
| Enough staff to provide good care | 0.569 | |
| Enough physicians to provide good care | 0.557 | |
| Enough experienced staff available | 0.536 |