Table 1

Frequency of missing items

Item	Number of times missing	%	Min (%)	Max (%)
Sign in
1. Patient identity	7	0.54	0	2.5
2. Procedure and operation site confirmed	12	0.93	0	3.75
3. Clinical and paraclinical information required available in operating room	74	5.71	0	52.5
4. Patient positioning	16	1.23	0	5
5. Surgical equipment required	34	2.62	0	13.75
6. Anaesthesia equipment required	38	2.93	0	12.5
7. Patient allergies	19	1.46	0	5
8. Risks of inhalation, difficulties of intubation or mask ventilation	32	2.47	0	6.25
9. Significant risk of bleeding	68	5.24	0	41.25
Total	300	22.59

Time in (cross-checking)		29.45
10. Patient identity correct	30	2.31	0	13.75
11. Planned procedure confirmed	35	2.70	0	13.75
12. Operation site identified	35	2.70	0	13.75
13. Patient position correct	37	2.85	0	13.75
14. Documents required available	65	5.01	0	32.5
15. Surgical information shared	67	5.17	0	18.75
16. Anaesthesia information shared	51	3.93	0	11.25
17. Antibiotic prophylaxis given	62	4.78	0	15
Total	382	22.59

Sign out (verbal confirmation)
18. Procedure recorded	97	7.48	0	23.75
19. Instrument, swab and needle counts correct	118	9.10	2	26.25
20. Specimens and samples correctly labelled	103	7.94	0	26.25
21. Problems with equipment and adverse events reported	143	11.03	0	33.75
22. Postoperative orders drawn up jointly by surgeon and anaesthetist	154	11.87	0	41.25
Total	615	47.42
Grand total	1297	100.00