Long-term follow-up outcomes for patients undergoing primary total hip arthroplasty with uncemented versus cemented femoral components: a retrospective observational study with a 5-year minimum follow-up

Table 2 Long-term follow-up: postoperative functional outcomes

Month(s)	UTHA^a (n = 160)	CTHA^b (n = 164)	p value
At 1	79.14 ± 8.23	79.25 ± 7.59	0.236
At 3	87.64 ± 7.52	87.77 ± 7.63	0.062
At 6	89.14 ± 11.92	91.45 ± 9.57	0.041*
At 12	88.75 ± 8.06	90.48 ± 8.91	0.043*
At 13	88.11 ± 8.47	90.42 ± 9.02	0.040*
At 15	87.54 ± 10.21	89.78 ± 9.83	0.042*
At 18	86.38 ± 11.25	88.74 ± 8.32	0.038*
At 24	85.56 ± 11.79	88.62 ± 9.01	0.036*
At 25	85.29 ± 12.33	87.47 ± 10.58	0.042*
At 27	84.54 ± 11.22	86.85 ± 12.15	0.043*
At 30	82.63 ± 12.16	85.68 ± 13.72	0.037*
At 36	81.66 ± 10.27	84.75 ± 9.75	0.036*
At 37	80.11 ± 13.39	84.56 ± 11.47	0.032*
At 39	78.76 ± 13.27	84.56 ± 12.53	0.029*
At 42	78.16 ± 14.60	83.17 ± 13.29	0.030*
At 48	77.13 ± 13.46	82.33 ± 12.02	0.032*
At 49	76.12 ± 12.16	82.16 ± 13.10	0.027*
At 51	75.31 ± 11.10	81.57 ± 10.39	0.014*
At 54	76.65 ± 10.70	81.10 ± 8.02	0.011*
At 60	75.92 ± 8.47	80.17 ± 7.06	0.013*
At final follow-up	74.09 ± 6.23	79.01 ± 10.21	0.012*

UTHA uncemented femoral component total hip arthroplasty, CTHA cemented femoral component total hip arthroplasty
*Statistically significant values
^a,bUncemented or cemented femoral component: Stryker Orthopaedics, Mahwah, NJ, USA; acetabular component: standard-device, Stryker Orthopaedics, Mahwah, NJ, USA

ISSN: 1749-799X