Validation of the imperial college surgical assessment device for spinal anesthesia

BMC Anesthesiology

Table 3 Preparation phase

	^A Novices (n = 10)	^B Intermediates (n = 10)	^C Experts (n = 10)	^AB P value	^BC P value	^AC P value	^ABC P value
Total path length (m)	40.17 (38.44–56.43)	32.9 (31.28–36.47)	30.32 (25.49–40.42)	0.016	1.0	0.018	0.006
Number of movements	256.5 (234.25–372.5)	223.5 (199.25–251.25)	186 (151.5–263.5)	0.181	1.0	0.026	0.025
Procedural time (s)	147.5 (131.75–183.25)	94.5 (86.25–115.75)	91 (82–117)	0.002	1.0	0.002	<0.001

Values are expressed in median and interquartile range (Q1–Q3)
^ABC p value: P values obtained when comparing 3 groups with Kruskal Wallis test
^AB p value, ^BC p value, and ^AC p value: P values obtained when comparing columns with Dunn’s post-hoc test for multiple comparisons

ISSN: 1471-2253