Table 2.
Comparative experience of WB-MRI vs CT/PET-CT
| Overall | Lung (L)a | Colorectal (C)b | Group differences (Wilcoxon sign test) | |
| Recovery time | ||||
| WB-MRIc | p = 0.465dp = 0.735e | |||
| Immediate | 63.9 (69) | 61.5 (32)d | 66.1 (37)e | |
| Up to 30 min | 25.9 (28) | 23.1 (12) | 28.6 (16) | |
| Over 30 min | 10.2 (11) | 15.4 (8) | 5.4 (3) | |
| CT/PET-CTc | ||||
| Immediate | 65.1 (69) | 58.8 (30)d | 70.9 (39)e | |
| Up to 30 min | 21.7 (23) | 23.5 (12) | 20.0 (11) | |
| Over 30 min | 13.2 (14) | 17.6 (9) | 9.1 (5) | |
| Acceptability | ||||
| WB-MRIc | p = 0.035dp = 0.005e | |||
| Very | 65.2 (73) | 64.8 (35)d | 65.5 (38)e | |
| Fairly | 30.4 (34) | 29.6 (16) | 31.0 (18) | |
| Slightly | 3.6 (4) | 3.7 (2) | 3.4 (2) | |
| Not at all | 0.9 (1) | 1.9 (1) | 0.0 (0) | |
| CT/PET-CTc | ||||
| Very | 77.8 (84) | 75.0 (39)d | 80.4 (45)e | |
| Fairly | 21.3 (23) | 23.1 (12) | 19.6 (11) | |
| Slightly | 0.0 (0) | 0.0 (0) | 0.0 (0) | |
| Not at all | 0.9 (1) | 1.9 (1) | 0.0 (0) | |
| Satisfied with information received before scan | ||||
| WB-MRIc |
p = 0.169dp = 0.071e |
|||
| Very satisfied | 55.6 (60) | 51.9 (27)d | 58.9 (33)e | |
| Satisfied | 37.0 (40) | 40.4 (21) | 33.9 (19) | |
| Dissatisfied | 3.7 (4) | 5.8 (3) | 1.8 (1) | |
| Very dissatisfied | 3.7 (4) | 1.9 (1) | 5.4 (3) | |
| CT/PET-CTc | ||||
| Very satisfied | 57.5 (61) | 49.0 (25)d | 65.5 (36)e | |
| Satisfied | 34.9 (37) | 37.3 (19) | 32.7 (18) | |
| Dissatisfied | 0.9 (1) | 2.0 (1) | 0 (0) | |
| Very dissatisfied | 6.6 (7) | 11.8 (6) | 1.8 (1) | |
| Satisfied with communication during scan | ||||
| WB-MRIc |
p = 0.637d p = 0.059e |
|||
| Very satisfied | 56.1 (60) | 57.7 (30)d | 54.5 (30)e | |
| Satisfied | 39.3 (42) | 34.6 (18) | 43.6 (24) | |
| Dissatisfied | 2.8 (3) | 5.8 (3) | 0 (0) | |
| Very dissatisfied | 1.9 (2) | 1.9 (1) | 1.8 (1) | |
| CT/PET-CTc | ||||
| Very satisfied | 64.2 (68) | 62.7 (32)d | 65.5 (36)e | |
| Satisfied | 32.1 (34) | 31.4 (16) | 32.7 (18) | |
| Dissatisfied | 1.9 (2) | 3.9 (2) | 0 (0) | |
| Very dissatisfied | 1.9 (2) | 2.0 (1) | 1.8 (1) | |
| Satisfaction with facilities | ||||
| WB-MRIc |
p = 0.225dp = 0.480e |
|||
| Very satisfied | 45.8 (49) | 49.0 (25)d | 42.9 (24)e | |
| Satisfied | 45.8 (49) | 43.1 (22) | 48.2 (27) | |
| Dissatisfied | 4.7 (5) | 2.0 (1) | 7.1 (4) | |
| Very dissatisfied | 3.7 (4) | 5.9 (3) | 1.8 (1) | |
| CT/PET-CTc | ||||
| Very satisfied | 54.7 (58) | 62.7 (32)d | 47.3 (26)e | |
| Satisfied | 38.7 (41) | 33.3 (17) | 43.6 (24) | |
| Dissatisfied | 4.7 (5) | 2.0 (1) | 7.3 (4) | |
| Very dissatisfied | 1.9 (2) | 2.0 (1) | 1.8 (1) | |
WB-MRI, whole body MRI.
Numbers are percent (n).
a
Non-small cell lung cancer, WB-MRI vs PET-CT.
b
Colorectal cancer, WB-MRI vs CT.
c
Missing data greater than 5%. % is valid percent.
d
Comparison between WB-MRI and PET-CT (Lung).
e
Comparison between WB-MRI and CT (Colorectal).