Training in EUS-Guided Fine Needle Aspiration: Safety and Diagnostic Yield of Attending Supervised, Trainee-Directed FNA from the Onset of Training
Table 2
Performance characteristics of supervised fellow-FNA and attending-FNA.
Variable
Fellow*
Attending**
value
Average proportion of FNA passes with adequate cellularity
(i) Pancreas
0.71
(ii) Mediastinal/upper abdominal lymph node
0.61
(iii) All others
0.65
Proportion of cases with at least one diagnostic specimen (95% confidence interval) ( cases)
(i) Pancreas
70.2 (61.0, 79.4)
71.2 (62.1, 80.4)
0.87
(ii) Mediastinal/upper abdominal lymph node
57.8 (43.4, 72.2)
62.2 (48.1, 76.4)
0.67
(iii) All others
78.1 (63.8, 92.4)
75.0 (60.0, 90.0)
0.77
Variables are expressed as the average , per site. Fellow denotes the cumulative data from all three participating EUS fellows. Attending FNA v. all fellow FNA.