The short-term outcomes of cementless stem for hip arthroplasty in the elderly patients: comparison with patients < 65 years

Table 2 Radiological outcomes at different follow-up time points between groups

Outcomes	Elder group	Young group	P value
distance of stem sinking (mm)
3 months	2.10 ± 0.65	1.75 ± 0.41	0.002
6 months	2.44 ± 0.49^a	1.84 ± 0.43^c	< 0.001
12 months	2.53 ± 0.53^b	1.96 ± 0.39^d	< 0.001

Abbreviation: ^a represents P = 0.004 compared with 3 months in elder group. ^b represents P = 0.40 compared with 12 months in elder group. c represents P = 0.29 compared with 3 months in young group. d represents P = 0.15 compared with 6 months in young group

ISSN: 1471-2474