Table 1.

Patients’ demographic data.

	Loosening group	Non-loosening group	p value
Patient number	36	140
Age (years)	61.80 ± 11.59	62.57 ± 11.79	0.72
Gender (M/F)	21/15	69/71	0.33
Follow-up (months)	45.58 ± 19.32	42.83 ± 17.25	0.22
Smoking	4 (11.1%)	17 (12.1%)	0.86
Hypertension	17 (47.2%)	65 (46.4%)	0.93
Diabetes	13 (36.1%)	34 (24.3%)	0.19

Values are presented as mean ± SD or the number of patients (%).