Table 2.
Summary of geometric parameters for retrieved and simulator components. Bold values denote a significant (p < 0.05) and meaningful (R 2 > 0.4) association with input variables “time in host” and “age at surgery.”
| Mean (StDev) | Medial | Lateral | ||||||
|---|---|---|---|---|---|---|---|---|
| Cluster number | Area (mm2) | Perimeter (mm) | ML stretch (mm) | AP stretch (mm) | Area (mm2) | Perimeter (mm) | ML stretch (mm) | AP stretch (mm) |
| 1 | 391.84 (135.11) | 79.18 (13.54) | 23.59 (3.51) | 21.87 (6.03) | 460.96 (166.04) | 84.25 (12.78) | −12.77 (20.80) | 25.64 (4.97) |
| 2 | 498.21 (78.26) | 83.56 (4.40) | 24.39 (4.66) | 26.15 (3.32) | 566.35 (80.80) | 89.47 (2.84) | 12.25 (28.34) | 27.06 (1.99) |
| 3 | 712.27 (185.35) | 100.02 (12.20) | 26.87 (2.88) | 32.92 (5.23) | 754.24 (180.98) | 102.73 (11.72) | 0.93 (29.67) | 33.26 (5.72) |
| 4 | 416.07 (146.55) | 78.78 (1.51) | 23.12 (3.37) | 23.68 (4.87) | 421.97 (165.74) | 79.01 (12.56) | −3.67 (26.80) | 22.86 (6.32) |
| 5∗ | 283.47 | 62.59 | 22.63 | 16.71 | 337.01 | 67.39 | −20.51 | 21.38 |
| 6 | 418.87 (101.98) | 77.46 (6.04) | 21.78 (0.63) | 24.22 (3.62) | 412.37 (121.97) | 76.86 (10.95) | −23.54 (2.06) | 22.74 (3.61) |
| 7∗ | 355.69 | 71.44 | 19.39 | 23.58 | 436.42 | 76.99 | −26.19 | 21.71 |
| 8 | 179.84 (34.29) | 54.08 (6.05) | 17.21 (1.75) | 14.83 (3.31) | 143.83 (76.49) | 46.72 (12.10) | 3.17 (15.72) | 13.87 (3.19) |
| 9 | 374.52 (108.82) | 75.28 (9.46) | 23.33 (3.76) | 21.05 (4.33) | 392.90 (124.16) | 74.99 (10.18) | 3.62 (23.54) | 21.97 (5.55) |
| 10 | 363.73 (15.08) | 73.69 (0.83) | 22.83 (3.82) | 21.21 (5.66) | 308.54 (46.11) | 68.10 (6.71) | −7.98 (28.02) | 16.16 (3.08) |
| 11 | 129.36 (88.82) | 45.12 (18.78) | 13.76 (5.50) | 13.53 (6.04) | 241.70 (136.61) | 58.06 (26.35) | 8.61 (15.45) | 16.62 (7.67) |
StDev = standard deviation, ML stretch = medial-lateral stretch, and AP stretch = anterior-posterior stretch.
∗StDev not available, n (cluster) = 1.