Table 2.

Values of the clinical parameters in braced patients versus non braced patients matched for the Cobb angle. The mean and the standard deviation are presented. HS – Hump Sum. S – difference significant. NS – difference not significant

Parameter	Brace-treated patients N = 24	Non-braced patients N = 26	Significance of difference	P value
Cobb angle	34.9° ± 4.8°	32.7° ± 4.9°	NS	0.1
ATR main curve	8.4° ± 2.7°	11.4° ± 2.7°	extremely S	0.0003
ATR three levels	13.2° ± 4.7°	16.2° ± 4.2°	very S	0.0038
HS standing	14.2° ± 4.6°	17.0° ± 5.9°	not quite S	0.07
C7 plumb line	1.1 ± 0.9 cm	1.0 ± 0.9 cm	NS	0.61
Axillary plumb line	1.9 ± 1.5 cm	2.2 ± 1.6 cm	NS	0.52
POTSI index	26.1 ± 18.3	24.9 ± 11.8	NS	0.78