Table 3.

Showing mean Harris hip scores.

Average Harris hip scores at	D.H.S group	P.F.N group	p value
1 month	24.8	26.1	0.10
3 month	53.4	47.6	<0.01
6 month	88.7	82.2	<0.01
2 years	94.2	94.0	0.79