TABLE 3.

Intrarater Reliability for Phase (n = 69)

Hz	All Trials (ICC 2,6 ± 95% CI)	First 3 Trials (ICC 2,3 ± 95% CI)	Last 3 Trials (ICC 2,3 ± 95% CI)
2.0	0.28 (0.01–0.48)	0.04 (0.00–0.31)	0.95 (0.93–0.96)
2.3	0.45 (0.08–0.61)	0.30 (0.01–0.49)	0.94 (0.92–0.96)
2.7	0.66 (0.39–0.75)	0.22 (0.00–0.44)	0.94 (0.92–0.96)
3.1	0.62 (0.33–0.73)	0.18 (0.00–0.41)	0.91 (0.87–0.94)
3.5	0.62 (0.35–0.72)	0.26 (0.00–0.47)	0.88 (0.84–0.91)
3.9	0.63 (0.33–0.73)	0.19 (0.00–0.47)	0.93 (0.90–0.95)
4.3	0.96 (0.92–0.97)	0.90 (0.77–0.93)	0.95 (0.91–0.96)
4.7	0.96 (0.93–0.97)	0.92 (0.86–0.94)	0.95 (0.89–0.96)
5.1	0.96 (0.92–0.98)	0.94 (0.89–0.96)	0.96 (0.92–0.98)
5.5	0.97 (0.92–0.98)	0.96 (0.93–0.97)	0.96 (0.85–0.98)
5.9	0.97 (0.90–0.98)	0.95 (0.90–0.97)	0.95 (0.84–0.97)

Abbreviations: ICC, intraclass correlation coefficient; CI, confidence interval.