| Radiographic evaluation angles (shown as intention to treat) | Radiographic evaluation angles (shown per protocol) | ||||
---|---|---|---|---|---|---|
CAS (n = 61) | Conventional (n = 61) | P Value | CAS (n = 50) | Conventional (n = 70) | P Value | |
CCD-Angle, degrees (SD: range) | 129,5 (6.1: 117–143) | 128,6 (6.5: 115–149) | 0.443 | 129,2 (6.1: 117–143) | 128,9 (6.5: 115–149) | 0.780 |
Preplanned SSA, degrees (SD: range) | 138,3 (3.8: 128–148) | 136,6 (4,8: 127–152) | 0.033* | 138,0 (3.8: 128–148) | 137,1 (4,7: 127–152) | 0.281 |
Post-operative SSA, degrees (SD: range) | 136,0 (5.7: 124–150) | 134,9 (6,7: 119–153) | 0.311 | 136,3 (5.6: 124–150) | 134,8 (6,6: 119–153) | 0.196 |
Difference postoperative SSA minus preplanned SSA | ||||||
 - Mean, degrees (SD: range) | −2.26 (5.8: −15.25 –12.11) | −1.75 (5.9: − 13.14 –16.21) | 0.636 | − 1.7 (5.9: − 15.25 – 12.11) | − 2.2 (5.8: − 13.14 – 16.21) | 0.592 |
 - Absolute, degrees (SD: range) | 5.14 (3.5: 0.07–15.25) | 4.94 (3.5: 0.04–16.21) | 0.768 | 5.0 (3.5) | 5.0 (3.5) | 0.932 |
 - > 3 degrees, n (%) | 44 (72%) | 40 (66%) | 0.558 | 35 (70%) | 44 (61%) | 0.692 |
 - > 7 degrees, n (%) | 18 (29%) | 19 (31%) | 0.884 | 12 (24%) | 20 (28%) | 0.534 |
 - > 10 degrees, n (%) | 6 (10%) | 4 (7%) | 0.517 | 05 (10%) | 10 (14%) | 0.586 |