Table 2 Comparison of HtSDS, ΔHtSDS, and HV between groups in TS at year 1.

	Group 1	Group 2	Group 3	Group 4	p (ANOVA)
n	20	27	14	13
HV	6.7±1.8	8.4±1.9	7.7±2.4	4.7±1.8	<0.0001
HtSDS at baseline	–3.23±0.52	–3.46±0.96	–3.27±0.89	–3.23±0.79	–
HtSDS at year 1	–2.86±0.62	–2.91±1.22	–2.69±0.76	–3.33±0.87	–
ΔHtSDS	0.31±0.42	0.56±0.43	0.68±0.69	0.12±0.44	0.0002

HV: Height velocity; ΔHtSDS: Change in HtSDS from baseline.