Group L (n = 20) | Group S (n = 20) | Statistic | P value | |
---|---|---|---|---|
Level of training, n (%) | 3.996 ‡ | 0.245 | ||
Fellow | 0 | 1 (5.0%) | ||
Resident, first year | 4 (20.0%) | 2 (10.0%) | ||
Resident, second year | 6 (30.0%) | 11 (55.0%) | ||
Resident, third year | 10 (50.0%) | 6 (30.0%) | ||
Median number of experience(s), attempt(s) (range) | 4 (0–9) | 3 (0–6) | -1.028 ๏ | 0.304 |