Table 2.
Baseline data of included patients
| SVF (N = 56) | HA (N = 70) | p value | ||
|---|---|---|---|---|
| Sex | 0.692 | |||
| Male | 14 (25%) | 16 (22.9%) | ||
| Female | 42 (75%) | 54 (77.1%) | ||
| Age, years | 53.98 ± 13.69 | 55.63 ± 12.18 | 0.790 | |
| BMI | 23.73 ± 2.99 | 23.86 ± 2.55 | 0.447 | |
| Mechanical axis, ° | Varus 1.63 ± 2.21 | Varus 1.49 ± 2.12 | 0.715 | |
| KL grade | 0.366 | |||
| 2 | 41 (73.2%) | 46 (65.7%) | ||
| 3 | 15 (26.8%) | 24 (34.3%) | ||
| Full-thickness defect | 0.069 | |||
| 0 | 40 (71.4%) | 45 (64.3%) | ||
| 1 | 6 (10.7%) | 18 (25.7%) | ||
| 2 | 10 (17.9%) | 7 (10%) | ||
| Total cartilage volume (mm3) | 16,377.16 ± 2692.40 | 15,851.51 ± 2143.45 | 0.225 | |
| BML severity | 3.30 ± 4.34 | 2.77 ± 3.42 | 0.455 | |
| BML size (mm2) | 127.68 ± 193.42 | 108.07 ± 149.89 | 0.522 | |
| Baseline VAS score | 4.04 ± 1.46 | 3.64 ± 0.98 | 0.088 | |
| Baseline WOMAC score | 34.57 ± 22.85 | 29.97 ± 19.87 | 0.229 | |
| Patella-femoral pathology present | 28 (50%) | 24 (34.3%) | 0.075 | |
SVF, stromal vascular fraction; HA, hyaluronic acid; BMI, body mass index; KL, Kellgren–Lawrence; VAS, visual analogue scale; WOMAC, Western Ontario and McMaster University Osteoarthritis Index; BML, bone marrow lesion