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Table 2 Visual assessment scales

From: Validation of the imperial college surgical assessment device for spinal anesthesia

 

A Novices (n = 10)

B Intermediates (n = 10)

C Experts (n = 10)

AB P value

BC P value

AC P value

ABC P value

Checklist scores (0–16)

12 (9–13)

12.5 (12–14)

12 (12–13)

NP

NP

NP

0.095

GRS scores (7–35)

13 (12–17.5)

23.5 (21–28)

34.75 (34–35)

0.15

0.02

< 0.001

< 0.001

  1. GRS Global Rating Scale
  2. NP Not performed (multiple comparisons were not performed when the overall test does not show significant differences across samples)
  3. Values are expressed in median and interquartile range (Q1–Q3)
  4. ABC p value: P values obtained when comparing 3 groups with Kruskal Wallis test
  5. AB p value, BC p value, and AC p value: P values obtained when comparing columns with Dunn’s post-hoc test