Table 6.
Total artefact volume and standard deviation of each material in all sequences
| Sequence | Slice plane | mm3 | APA | Au | Ag | Al | Ti | NC | CC |
|---|---|---|---|---|---|---|---|---|---|
| FSE-T1 | Axial | Volume | 180.40 | 239.35 | 236.10 | 366.63 | 2783.83 | 4427.23 | 14,276.18 |
| SD | 71.93 | 69.02 | 79.31 | 62.61 | 661.95 | 564.35 | 1973.55 | ||
| Sagittal | Volume | 209.13 | 212.10 | 230.43 | 367.05 | 2896.97 | 4834.60 | 15,042.76 | |
| SD | 62.57 | 52.31 | 71.00 | 116.57 | 279.22 | 117.94 | 125.30 | ||
| FSE-T2 | Axial | Volume | 229.93 | 229.08 | 315.33 | 431.73 | 3151.70 | 4936.23 | 15,486.75 |
| SD | 160.52 | 112.62 | 160.90 | 22.54 | 273.18 | 450.70 | 1256.05 | ||
| Sagittal | Volume | 213.45 | 186.93 | 244.53 | 394.55 | 2747.08 | 4623.85 | 14,724.10 | |
| SD | 79.79 | 32.88 | 92.56 | 88.92 | 204.31 | 459.03 | 162.05 | ||
| GRASS | Axial | Volume | 552.15 | 734.35 | 781.70 | 1283.40 | 8019.80 | 12,069.75 | 35,830.40 |
| SD | 73.26 | 29.83 | 59.14 | 168.94 | 263.19 | 528.21 | 439.66 | ||
| Sagittal | Volume | 668.28 | 825.95 | 857.38 | 1347.45 | 7803.18 | 11,870.85 | 32,587.28 | |
| SD | 62.97 | 48.83 | 79.92 | 102.07 | 315.03 | 140.21 | 319.07 | ||
| FSPGR | Axial | Volume | 449.03 | 617.53 | 742.53 | 930.75 | 6812.43 | 10,764.98 | 29,675.90 |
| SD | 28.31 | 52.95 | 62.11 | 64.31 | 186.17 | 210.00 | 325.88 | ||
| Sagittal | Volume | 469.53 | 565.53 | 732.15 | 1123.88 | 6604.13 | 9538.93 | 27,976.97 | |
| SD | 111.13 | 119.04 | 73.99 | 158.84 | 129.56 | 546.89 | 2143.36 | ||
| GRE | Axial | Volume | 646.05 | 715.48 | 970.38 | 1465.13 | 8864.10 | 12,583.55 | 38,568.93 |
| SD | 112.52 | 35.82 | 71.20 | 51.38 | 349.04 | 2329.71 | 663.52 | ||
| Sagittal | Volume | 718.49 | 858.23 | 897.45 | 1449.10 | 8091.70 | 12,270.43 | 35,521.00 | |
| SD | 24.76 | 100.53 | 77.18 | 118.63 | 406.17 | 405.20 | 575.46 | ||
| SPGR | Axial | Volume | 423.25 | 620.90 | 673.58 | 1049.28 | 7513.48 | 11,174.88 | 31,808.73 |
| SD | 131.77 | 62.91 | 62.65 | 131.90 | 363.95 | 466.49 | 1057.04 | ||
| Sagittal | Volume | 426.63 | 603.00 | 694.23 | 1505.98 | 6741.09 | 10,567.98 | 29,708.08 | |
| SD | 158.94 | 89.28 | 105.44 | 378.29 | 445.06 | 399.43 | 599.89 | ||
| FIESTA | Axial | Volume | 1927.95 | 2081.48 | 2872.95 | 4149.60 | 27,904.18 | 45,037.85 | 137284.43 |
| SD | 245.75 | 183.09 | 622.27 | 948.88 | 2283.55 | 5466.86 | 26,978.39 | ||
| Sagittal | Volume | 1561.66 | 2010.90 | 2331.10 | 4041.98 | 28,336.03 | 48,429.68 | 140,715.98 | |
| SD | 231.18 | 243.30 | 414.29 | 513.95 | 2958.65 | 8086.54 | 39,851.01 | ||
| EPI | Axial | Volume | 11,415.78 | 13,784.95 | 14,447.48 | 19,564.98 | 84,957.33 | 124,162.53 | 307,877.91 |
| SD | 1536.32 | 1678.48 | 2194.94 | 3262.97 | 10,877.01 | 19,135.76 | 25,142.88 | ||
| Sagittal | Volume | 13,301.05 | 15,187.08 | 16,144.65 | 22,524.50 | 97,447.13 | 145,569.90 | 324,727.42 | |
| SD | 1403.89 | 1489.12 | 1025.04 | 2736.46 | 11,554.68 | 30,215.00 | 37,699.83 |
Ag, silver alloy; Al, aluminium; APA, gold–palladium–silver alloy; Au, type IV gold alloy; CC, cobalt–chromium alloy; EPI, echo planar imaging sequence; FIESTA, fast imaging employing steady state sequence; FSE-T1, T1 weighted fast spin echo sequence; FSE-T2, T2 weighted fast spin echo sequence; FSPGR, fast spoiled gradient recalled acquisition in steady state sequence; GRASS, gradient recalled acquisition in steady state sequence; GRE, gradient echo sequence; NC, nickel–chromium alloy; SD, standard deviation; SPGR, spoiled GRASS sequence; Ti, titanium.