Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 1 Baseline data of the study group’s patient- and joint-specific characteristics
Parameter | Mean ± SD or n (%) |
|---|---|
Age, years | 36.71 ± 10.89 |
Sex, male/female | 246 (68.0%)/116 (32.0%) |
Smoking status, non-smoker/smoker/ex-smoker | 274 (75.7%)/78 (21.5%)/10 (2.8%) |
Body mass index, kg/m2 | 24.90 ± 3.61 |
Previous surgery on the affected hip, no/yes | 336 (92.8%)/26 (7.2%) |
Cartilage defect grade (ICRS*), I/II/IIIa and b/IVa and b | 40 (11.0%)/103 (28.5%)/153 (42.3%)/66 (18.2%) |
Cartilage defect size, mm2 | 157.76 ± 204.86 |
Labral tear (% of vertical diameter), none/ < 33/33–66/ > 66 | 43 (11.9%)/88 (24.3%)/96 (26.5%)/135 (37.3%) |
Number of chondral defects, 1/2/3 | 313 (86.5%) / 37 (10.2%)/12 (3.3%) |
Symptom duration, months | 23.42 ± 23.02 |