Open Access
Table 1
Demographic of the cohort.
| Study group (n = 84)a | Control group (n = 84)a | p-value | |
|---|---|---|---|
| Age at surgery (year) | 68.9 ± 7.4 [45.9–85] | 69.1 ± 9.1 [46.9–87.9] | n.s. |
| Follow-up (year) | 8.4 ± 2.1 [5.1–14.1] | 8.1 ± 1.8 [5.4–13.8] | n.s. |
| Sex (female) | 50/84 (59.5%) | 52/84 (61.9%) | n.s. |
| BMI | 29.6 ± 5.3 [20.9–44.5] | 29.3 ± 4.8 [19.8–41] | n.s. |
| ASA score | n.s. | ||
| – 1 | 11 (13.1%) | 9 (10.7%) | |
| – 2 | 46 (54.7%) | 43 (51.2%) | |
| – 3 | 24 (28.6%) | 28 (33.3%) | |
| – 4 | 3 (3.6%) | 4 (4.8%) | |
| OA stage (Ahlback) | n.s. | ||
| – 1 | 0 | 0 | |
| – 2 | 7 (8.3%) | 9 (10.7%) | |
| – 3 | 55 (65.5%) | 52 (61.9%) | |
| – 4 | 22 (26.2%) | 23 (27.4%) | |
| Preoperative mFTA (°) | 173.2 ± 4.5 [161–179] | 172.7 ± 5.8 [156–179] | n.s. |
| Preoperative IKS score | |||
| – Knee | 53.8 ± 15.1 [15–86] | 55.8 ± 12.9 [17–80] | n.s. |
| – Function | 64.7 ± 16.9 [10–100] | 60.6 ± 20 [0–90] | n.s. |
| – Total | 118.6 ± 26 [39–159] | 114.9 ± 29.4 [0–160] | n.s. |
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