Table 2.

Surgical procedures and diagnoses

Variable	Group 1	Group 2	p value
Primary procedure (number of hips)
Osteochondroplasty/labral repair or débridement	86 (39%)	190 (64%)	< 0.001
Periacetabular osteotomy	116 (52%)	64 (21%)	< 0.001
Other	18 (9%)	44 (15%)
Primary diagnosis (number of hips)
Impingement	86 (39%)	259 (87%)	< 0.001
With labral injury	10	75
Without labral Injury	76	184
Dysplasia	95 (43%)	37 (12%)	< 0.001
Other	39 (18%)	2 (1%)