A Comparison of the Effectiveness of Surgical and Nonsurgical Treatment of Legg-Calve-Perthes Disease: A Review of the Literature

Table 6

The results of various research studies based on surgical operations.

Research	Number of subjects	Gender	Age (year)	Follow-up period (year)	Method	Results (%)
Robinson et al. [14]	27	Not reported	6.33	5–16	Innominate osteotomy	92 good, 0 fair, 8 poor
Bellyei and Mike [15]	30	Not reported	Not reported	Not reported	Femoral osteotomy	57 good, 23 fair, 20 poor
Bellyei and Mike [15]	19	Not reported	6.9	Not reported	Femoral osteotomy	63.15 good, 10.5 fair, 26.3 poor
Paterson et al. [24]	27	Not reported	5.9	9.3	Innominate osteotomy	56 good, 41 fair, 4 poor
Lloyd et al. [25]	16	Not reported	6	4–9	Femoral osteotomy	62.5 good, 25 fair, 12.5 poor
Lloyd et al. [25]	18	Not reported	6	Not reported	Femoral osteotomy	44.4 good, 22.2 fair, 33.4 poor