Table 1.

Etiology in both patient groups

Etiology	LATN	Classic
Bilateral (short stature, deformity)	12	7
Malunion	6	7
Nonunion	3	4
Congenital	2	3
Polio	1	1
Growth arrest	1	5
Fibrous dysplasia	2	0

LATN = lengthening and then nailing group.