Table 4.

Average Number of Staff Involved in Each Case

Variable	Mean (SD)
Total number of staff (less anesthesia)	12.01 (3.57)
No. nurses	3.48 (1.51)
No. surgical technicians	2.98 (1.39)
No. surgeons	3.56 (1.60)
Nurse and surgical tech turnover	6.98 (4.13)
Surgeon turnover	0.33 (0.55)
No. instrument counts	4.45 (1.38)
Case duration (min), mean (SD)	522.5 (265.22)
X-ray duration (min), mean (SD)	24.39 (28.68)