| Door Opening Reasons | N | Overall, N = 541 | Pre vs Post Incision | p-value2 | |
|---|---|---|---|---|---|
| Post, N = 271 | Pre, N = 271 | ||||
| Anesthesiologist Breaks | 52 | <0.001 | |||
| 0 | 29 (56%) | 8 (31%) | 21 (81%) | ||
| 1 | 7 (13%) | 3 (12%) | 4 (15%) | ||
| 2 | 6 (12%) | 5 (19%) | 1 (3.8%) | ||
| 3 | 5 (9.6%) | 5 (19%) | 0 (0%) | ||
| 4 | 5 (9.6%) | 5 (19%) | 0 (0%) | ||
| Unknown | 2 | 1 | 1 | ||
| Nurse Breaks | 52 | <0.001 | |||
| 0 | 31 (60%) | 9 (35%) | 22 (85%) | ||
| 1 | 2 (3.8%) | 0 (0%) | 2 (7.7%) | ||
| 2 | 9 (17%) | 8 (31%) | 1 (3.8%) | ||
| 3 | 3 (5.8%) | 3 (12%) | 0 (0%) | ||
| 4 | 7 (13%) | 6 (23%) | 1 (3.8%) | ||
| Unknown | 2 | 1 | 1 | ||
| Surgical Tech Breaks | 52 | 0.22 | |||
| 0 | 46 (88%) | 21 (81%) | 25 (96%) | ||
| 1 | 3 (5.8%) | 3 (12%) | 0 (0%) | ||
| 2 | 3 (5.8%) | 2 (7.7%) | 1 (3.8%) | ||
| Unknown | 2 | 1 | 1 | ||
| Total Staff Breaks | 52 | <0.001 | |||
| 0 | 21 (40%) | 2 (7.7%) | 19 (73%) | ||
| 1 | 4 (7.7%) | 1 (3.8%) | 3 (12%) | ||
| 2 | 7 (13%) | 5 (19%) | 2 (7.7%) | ||
| 3 | 5 (9.6%) | 4 (15%) | 1 (3.8%) | ||
| 4 | 6 (12%) | 6 (23%) | 0 (0%) | ||
| 6 | 4 (7.7%) | 3 (12%) | 1 (3.8%) | ||
| 7 | 2 (3.8%) | 2 (7.7%) | 0 (0%) | ||
| 8 | 2 (3.8%) | 2 (7.7%) | 0 (0%) | ||
| 9 | 1 (1.9%) | 1 (3.8%) | 0 (0%) | ||
| Unknown | 2 | 1 | 1 | ||
| Nurse Supply Breaks | 52 | 7.00 (4.00, 11.00) | 6.50 (3.25, 10.00) | 7.50 (5.00, 12.00) | 0.17 |
| Unknown | 2 | 1 | 1 | ||
| Vendor Supplies Breaks | 52 | 5.00 (2.00, 6.00) | 6.00 (5.00, 8.00) | 2.00 (0.25, 3.75) | <0.001 |
| Unknown | 2 | 1 | 1 | ||
| Assessing Patient Status/Surgery Start Time | 52 | 3.00 (1.00, 7.25) | 1.00 (0.00, 1.00) | 7.00 (4.25, 9.00) | <0.001 |
| Unknown | 2 | 1 | 1 | ||
| Hallway Door Openings | 52 | 2.00 (0.00, 4.00) | 0.00 (0.00, 1.00) | 3.50 (2.00, 8.25) | <0.001 |
| Unknown | 2 | 1 | 1 | ||
| Case Irrelevant Discussion | 52 | 0.013 | |||
| 0 | 27 (52%) | 13 (50%) | 14 (54%) | ||
| 1 | 7 (13%) | 0 (0%) | 7 (27%) | ||
| 2 | 11 (21%) | 6 (23%) | 5 (19%) | ||
| 4 | 1 (1.9%) | 1 (3.8%) | 0 (0%) | ||
| 5 | 2 (3.8%) | 2 (7.7%) | 0 (0%) | ||
| 6 | 1 (1.9%) | 1 (3.8%) | 0 (0%) | ||
| 8 | 1 (1.9%) | 1 (3.8%) | 0 (0%) | ||
| 11 | 2 (3.8%) | 2 (7.7%) | 0 (0%) | ||
| Unknown | 2 | 1 | 1 | ||
| Other (phone calls, C Arm Deliver, etc... | 52 | 6.50 (2.00, 10.50) | 8.00 (3.00, 9.00) | 3.50 (2.00, 12.00) | 0.66 |
| Unknown | 2 | 1 | 1 | ||
| No Clear Reasons | 52 | 0.00 (0.00, 4.25) | 1.00 (0.00, 6.00) | 0.00 (0.00, 3.00) | 0.48 |
| Unknown | 2 | 1 | 1 | ||
|
1
Statistics presented: n (%); Median (IQR)
2
Statistical tests performed: Fisher's exact test; Wilcoxon rank-sum test
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