Assessing the similarity of mental models of operating room team members and implications for patient safety: a prospective, replicated study

Table 3 Mean similarity scores for OR team and subteams on responsibility for each task

Similarity of mental model of responsibility for task (% agreement)	Scenario 1: Laparotomy for an abdominal stab wound				Scenario 2: Laparotomy for a perforated viscus
	OR Team	Anaesthesia subteam	Surgical subteam	Nursing subteam	OR Team	Anaesthesia subteam)	Surgical subteam	Nursing subteam
Mean similarity scores for all 20 tasks combined	69	76	73	72	72	78	73	74
1. Check blood availability	51	55	50	74	55	65	32	65
2. Check for optimal patient positioning on table	39	50	85	37	38	45	79	55
3. Initiate sign in	78	80	85	63	76	80	84	65
4. Administer anaesthesia induction drugs	96	100	95	95	100	100	100	100
5. Perform a rapid sequence induction	100	100	100	100	98	100	95	100
6. Ensure appropriate antibiotic prophylaxis	61	90	55	63	64	90	37	70
7. Insert urinary catheter	55	75	70	68	53	60	84	75
8. Initiate time out	73	70	75	84	73	75	74	75
9. Make surgical incision	100	100	100	100	100	100	100	100
10. Ensure patient warming devices in place	54	80	45	74	55	80	37	80
11. Ensure TED stockings and calf compressors on	83	85	75	84	87	90	68	100
12. Monitor ongoing blood loss	61	90	55	53	58	85	37	45
13. Organise bed space in PACU	69	80	65	74	72	85	79	65
14. Close incision	96	95	100	95	98	100	100	95
15. Check drains are turned on	46	35	55	68	48	45	63	45
16. Confirm estimated blood loss	39	40	50	37	39	55	37	35
17. Initiate sign out	81	85	85	84	77	65	89	75
18. Provide handover on intraoperative events to PACU staff	44	40	45	37	49	45	58	55
Inform intensive care unit (scenario1)	50	70	75	58	n/a	n/a	n/a	n/a
Remove knife from abdomen (scenario 1)	98	100	90	100	n/a	n/a	n/a	n/a
Locate site of perforation (scenario 2)	n/a	n/a	n/a	n/a	98	95	100	100
Fashion stoma (scenario 2)	n/a	n/a	n/a	n/a	97	100	100	90

ISSN: 1472-6920