Table 2 Overview of the files and the used segmentation method.

From: Type B Aortic Dissection CTA Collection with True and False Lumen Expert Annotations for the Development of AI-based Algorithms

Patient

Segmentation volume TL [cm3]

Segmentation volume FL [cm3]

Mean HU ± SD TL

Mean HU ± SD FL

Segmentation time [min]

Segmentation method

1

184,8

122,8

234 ± 34

322 ± 67

180

Local Thresholding

2

171,0

216,4

272 ± 39

278 ± 30

180

Local Thresholding

3

217,5

381,3

324 ± 58

221 ± 52

280

Local Thresholding

4

304,3

185,2

212 ± 30

108 ± 60

225

Interpolating

5

178,4

181,6

257 ± 45

256 ± 42

165

Interpolating

6

204,0

212,2

233 ± 60

231 ± 48

210

Local Thresholding

7

107,6

107,6

191 ± 45

191 ± 45

150

Local Thresholding

8

387,9

23,6

229 ± 32

78 ± 53

180

Interpolating

9

153,2

128,1

275 ± 27

251 ± 25

210

Local Thresholding

10

254,9

75,6

255 ± 44

178 ± 61

240

Local Thresholding

11

184,3

88,2

212 ± 35

202 ± 41

150

Region growing

12

315,0

124,7

366 ± 91

312 ± 60

145

Region growing

13

277,2

377,5

246 ± 42

241 ± 35

215

Region growing

14

136,5

130,4

331 ± 45

277 ± 70

135

Region growing

15

182,8

150,9

244 ± 34

164 ± 84

115

Region growing

16

181,8

110,4

352 ± 54

131 ± 89

55

Interpolating

17

254,1

358,2

281 ± 24

118 ± 80

80

Interpolating

18

331,5

279,2

229 ± 46

195 ± 44

70

Interpolating

19

381,31

24,2

283 ± 38

203 ± 31

70

Interpolating

20

191,6

80,3

388 ± 55

251 ± 111

50

Interpolating

21

363,6

439,0

271 ± 59

271 ± 35

85

Interpolating

22

278,8

164,9

235 ± 48

227 ± 46

40

Interpolating

23

202,6

125,4

402 ± 31

258 ± 77

290

Local thresholding

24

342,9

132,6

397 ± 54

284 ± 66

95

Interpolating

25

195,9

92,0

247 ± 22

202 ± 21

280

Local Thresholding

26

396,1

224,2

226 ± 33

267 ± 32

330

Local Thresholding

27

243,6

67,1

392 ± 52

392 ± 52

180

Local Thresholding

28

236,1

178,4

238 ± 32

107 ± 52

255

Local Thresholding

29

189,1

203,0

411 ± 53

315 ± 60

150

Local Thresholding

30

207,3

144,9

309 ± 39

291 ± 30

120

Interpolating

31

206,6

236,6

357 ± 56

280 ± 53

140

Interpolating

32

171,5

171,5

148 ± 26

148 ± 26

110

Interpolating

33

152,9

110,1

346 ± 35

260 ± 61

100

Interpolating

34

175,4

175,4

188 ± 25

188 ± 25

95

Interpolating

35

313,0

138,3

261 ± 54

121 ± 65

105

Region growing

36

212,0

111,0

160 ± 51

203 ± 50

130

Region growing

37

334,4

274,7

305 ± 40

241 ± 31

300

Interpolating

38

182,7

106,8

288 ± 50

260 ± 47

95

Region growing

39

216,0

104,9

513 ± 63

453 ± 65

150

Interpolating

40

214,1

54,6

424 ± 54

354 ± 38

105

Interpolating

  1. It also shows segmentation volumes, voxels and segmentation times.
  2. Abbreviations: TL, true lumen; FL, false lumen; HU, Hounsfield Units; SD, standard deviation.
  3. segmented by a medical student.