Table 3. Index of stability (IOS), sit and reach and plank scores for the group as a whole and the elite and sub-elite groups. Tests Whole group Elite Sub-elite Mean ± SD (CV%) Mean ± SD Mean ± SD ES (Cohen’s d) CI95% of Cohen's d CSBT-D (IOS) 3.56 ± 1.02 (28.5) 2.99 ± 1.01 4.13 ± 0.66* 1.30 0.31–2.26 CSBT-N (IOS) 3.43 ± 0.97 (28.2) 2.85 ± 0.80 4.02 ± 0.76* 1.50 0.48–2.49 SLBT-D (IOS) 3.62 ± 0.70 (19.4) 3.24 ± 0.50 4.00 ± 0.70* 1.25 0.27–2.20 SLBT-N (IOS) 3.68 ± 0.72 (19.6) 3.40 ± 0.64 3.97 ± 0.73 0.84 -0.08–1.75 Sit and reach (cm) 38.18 ± 6.56 (17.2) 38.1 ± 4.1 38.3 ± 8.6 0.37 -0.84–0.91 Plank (s) 135.40 ± 65.30 (48.2) 136.4 ± 66.3 150.4 ± 89.3 0.30 -0.85–0.90 CSBT-D = curling-specific balance test, dominant leg; CSBT-N = curling-specific balance test, non-dominant leg; SLBT-D = single-leg balance test, dominant leg; SLBT-N = single-leg balance test, non-dominant leg; SD = standard deviation; CV% = between-participants coefficient of variation; ES = Effect size; CI95% = 95% confidence interval; * = significantly different from the elite group, p < 0.05.