Table 2.

Baseline demographics, prior experience and procedural self-confidence (n = 22)

Characteristic
Mean age (years)		31.1 ± 3.5
Female gender		10 (45.5)
Post-graduate year (PGY) of medical training	0	1 (4.5)
	1	2 (9.1)
	2	2 (9.1)
	3	6 (27.3)
	4	4 (18.2)
	5	6 (27.3)
	6	1 (4.5)
Nephrology fellows		11 (50)
Prior experience (number of previous IJ NTHC-insertions)	0-2	1
	3-5	3
	6-10	4
	11-15	2
	16-20	7
	≥ 21	5
Mean procedural self-confidence [0 to 100]		67.7 ± 21.5

Note: Values are expressed as mean ± SD or number (%).