showed a trendp=0.08
A t-test (2-tailed distribution, equal variances assumed) also showed a trend toward a higher level of confidence among PGY 4/5s, 5.1 (95% CI 4.7–5.7) versus PGY 3s, 4.7 (95% CI 4.3–5.0), p=0.08, regardless of the number of cricothyrotomies performed.