Table 6.

Sample of patients that abandon the treatment

	Abandon without F-up no./total no. (%)	Abandon with F-up no./total no. (%)
Risser 0	1/55 (1,9%)	2/65 (1,5%)
Risser 1	3/55 (5,4%)	1/65 (3%)
Risser 2	12/55 (21,8%)	8/65 (12,5%)
Risser 3	37/55 (67,2%)	40/65 (61,5%)
Risser 4	2/55 (3,6%)	14/65 (21,5%)
Curve correction at time of abandon	38/55(69,1%)	55/65 (84,6%)
Curve stabilization at time of abandon	15/55 (27,3%)	4/65 (6,1%)
Curve progression at time of abandon	2/55 (3,6%)	6/65 (9,3%)
Curve correction at follow-up	-	19/65 (29,2%)
Curve stabilization at follow-up	-	30/65 (46,2%)
Curve progression at follow-up	-	16/65 (24,6%)
Indication to surgery	55/55 (100%)	9/65 (13,8%)