Table 2.

Medium-term follow-up functional outcome: Harris Hip Score.

Follow-up duration (months postoperatively)	CEa (n = 184)	UNa (n = 182)	p-value
1	80.3 ± 7.5	80.2 ± 7.7	0.247
3	83.2 ± 5.4	80.7 ± 6.4	0.024*
6	84.2 ± 7.3	81.3 ± 5.4	0.017*
9	85.2 ± 6.7	82.2 ± 7.1	0.015*
12	85.4 ± 8.1	82.0 ± 6.6	0.031*
18	85.3 ± 7.2	79.5 ± 9.3	0.002*
24	86.2 ± 4.7	80.4 ± 9.6	0.001*
30	85.7 ± 6.1	79.6 ± 5.3	0.001*
36	83.7 ± 5.3	78.4 ± 9.7	0.025*
42	80.6 ± 7.4	76.4 ± 8.2	0.032*
48	79.5 ± 3.9	75.0 ± 8.8	0.027*
54	78.4 ± 7.9	74.7 ± 8.8	0.021*
60	77.3 ± 9.5	74.6 ± 9.8	0.026*
Final follow-up	76.9 ± 8.2	70.6 ± 10.0	0.000*

*Statistically significant.

^aStryker Corporation, Kalamazoo, MI, USA. UN: uncemented; CE: cemented.