Table 2 Comparison of radiographic parameters and results between two groups
|  | Fully coated stem group (n = 99) | Proximally coated stem group (n = 62) | p value |
|---|---|---|---|
CFR (%) | |||
2 cm above the LT tip (A1) | 61.56 ± 6.22 | 62.15 ± 5.91 | 0.247 |
LT tip (L) | 78.93 ± 8.27 | 79.75 ± 6.36 | 0.559 |
2 cm below the LT tip (B1) | 82.89 ± 6.33 | 81.83 ± 6.19 | 0.297 |
7 cm below the LT tip (B2) | 77.05 ± 9.74 | 71.02 ± 9.74 |  < 0.001 |
CFI | 3.79 ± 0.71 | 3.95 ± 0.86 | 0.389 |
Preoperative ΔHCOR (mm) | 1.19 ± 5.17 | 1.31 ± 5.09 | 0.884 |
Preoperative ΔVCOR (mm) | 1.44 ± 3.55 | 1.32 ± 3.25 | 0.705 |
Preoperative ΔFO (mm) | − 2.71 ± 8.14 | − 3.23 ± 9.02 | 0.923 |
Postoperative ΔHCOR (mm) | − 2.36 ± 3.92 | − 2.06 ± 3.35 | 0.305 |
Postoperative ΔVCOR (mm) | 2.11 ± 3.72 | 1.74 ± 3.24 | 0.455 |
Postoperative ΔFO (mm) | 0.24 ± 7.45 | − 0.46 ± 6.63 | 0.368 |
Preoperative LLD (mm) | − 5.52 ± 8.96 | − 5.30 ± 7.70 | 0.947 |
Postoperative LLD (mm) | 5.99 ± 7.36 | 7.01 ± 7.50 | 0.575 |