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Table 2 Mean sequence rank assigned to each task and mean similarity scores on task sequence

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

Similarity of mental model of task sequence (% agreement) Scenario 1: Laparotomy for an abdominal stab wound Scenario 2: Laparotomy for a perforated viscus
Mean task rank (in a sequence from 1 to 20) OR team Anaesthesia subteam Surgical subteam Nursing subteam Mean task rank (in a sequence from 1 to 20) OR team Anaesthesia subteam Surgical subteam Nursing subteam
Mean similarity scores for all 20 tasks combined   77 76 80 79   83 83 83 83
 1. Check blood availability 2.3 90 88 92 88 2.0 92 93 92 90
 2. Check for optimal patient positioning on table 5.6 83 80 89 88 4.9 84 82 85 85
 3. Initiate sign in 2.2 90 86 93 93 1.9 91 91 95 91
 4. Administer anaesthesia induction drugs 5.4 85 82 85 91 5.1 88 86 88 90
 5. Perform a rapid sequence induction 6.0 86 85 88 91 5.5 86 87 86 89
 6. Ensure appropriate antibiotic prophylaxis 7.7 86 86 88 85 6.7 84 81 84 86
 7. Insert urinary catheter 7.2 86 84 87 85 6.8 85 88 89 82
 8. Initiate time out 9.3 85 85 83 89 8.9 86 89 78 88
 9. Make surgical incision 12.0 94 93 95 96 11.3 97 96 98 97
 10. Ensure patient warming devices in place 6.1 84 83 82 87 5.6 86 86 88 88
 11. Ensure TED stockings and calf compressors on 6.3 83 81 88 87 5.4 86 84 89 87
 12. Monitor ongoing blood loss 12.3 85 84 83 89 12.5 88 91 84 86
 13. Organise bed space in PACU 15.5 80 85 86 79 15.2 81 85 86 76
 14. Close incision 15.8 92 92 94 88 15.7 92 93 93 87
 15. Check drains are turned on 17.0 89 89 89 92 17.0 90 91 89 92
 16. Confirm estimated blood loss 13.1 72 69 74 75 14.5 80 72 82 84
 17. Initiate sign out 18.0 87 84 91 89 18.3 91 93 95 88
 18. Provide handover on intraoperative events to PACU staff 19.3 92 98 90 86 19.5 95 98 89 98
  Inform intensive care unit (scenario1) 8.6 57 66 74 64 n/a n/a n/a n/a n/a
  Remove knife from abdomen (scenario 1) 13.3 92 88 93 92 n/a n/a n/a n/a n/a
  Locate site of perforation (scenario 2) n/a n/a n/a n/a n/a 12.3 95 93 97 96
  Fashion stoma (scenario 2) n/a n/a n/a n/a n/a 14.6 91 93 93 89