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Table 1 Overview of fetal real-time image analysis for each volunteer

From: Motion compensated cine CMR of the fetal heart using radial undersampling and compressed sensing

 

Slice counts

Motion parameters

ID

Ntot

Ncard

Nxy

Nxyz

TQ (s)

DRMS (mm)

HR (bpm)

1

20

16

11

5

3.3 (1.5–5.0)

2.5 (1.6–3.7)

140 (128–161)

2

20

17

17

0

-

0.5 (0.3–0.8)

145 (134–166)

3

20

15

13

2

7.1 (3.0–11.7)

1.5 (0.8–2.0)

131 (119–145)

4

25

25

18

7

7.0 (3.8–11.2)

1.5 (1.0–2.3)

152 (130–168)

5

20

17

5

12

4.8 (1.3–12.4)

0.8 (0.6–1.1)

169 (166–170)

6

25

22

18

4

5.1 (2.5–10.6)

1.0 (0.4–1.9)

132 (125–143)

7

20

15

14

1

6.6 (3.8–12.4)

1.0 (0.5–1.7)

159 (146–176)

  1. ID Volunteer identification, N tot Number of slices acquired, N card Number of slices containing cardiac anatomy, N xy Number of slices containing cardiac anatomy with only in-plane motion, N xyz Number of slices containing cardiac anatomy with both in-plane and through-plane motion, T Q Duration of quiescent through-plane motion, D RMS Root-mean-square of in-plane displacement, HR Fetal heart rate. quiescent period, displacement and heart rate values represent the mean and range