Table 5. Etiological diagnosis for the short stature of 99 patients followed up at a growth outpatient clinic for more than six months, according to the growth rate (cm/year), in São Paulo, 1997-2001 (one patient had two diagnosis).

Etiology	Adequate growth rate		Inadequate growth rate*		Total
	n	%	n	%	n	%
Familial/constitutional†	53	91.4	05	8.6	58	100.0
Hormonal	01	50.0	01	50.0	02	100.0
IUGR	13	92.9	01	7.1	14	100.0
Genetic‡	04	44.4	05	55.6	09	100.0
Secondary diseases	02	50.0	02	50.0	04	100.0
Ongoing investigation	09	69.2	04	30.8	13	100.0
Total					100	100.0

^† p < 0.01; IUGR: intrauterine growth retardation;

^‡ p < 0.01.

^* Growth rates of less than 4 cm/year for non-pubertal patients and less than P3 on the Tanner curve (in accordance with sex and age) for pubertal patients were considered inadequate.¹¹