Table 4.
Readers’ imaging preference for delineating normal pituitary stalk and gland.
| Prefer 1 mm DLR MRI | Equal preference | Prefer 3 mm routine MRI | p valuea | p valueb | |
|---|---|---|---|---|---|
| Overall (n = 201) | |||||
| Consensus between the experienced readers | 113 (56%) | 83 (41%) | 5 (3%) | Ref | |
| Inexperienced reader 1 | 138 (69%) | 55 (27%) | 8 (4%) | < 0.001 | |
| Inexperienced reader 2 | 164 (82%) | 23 (11%) | 14 (7%) | < 0.001a | |
| Order of the sequences with contrast enhancement: 3 mm routine MRI first (n = 50) versus 1 mm DLR MRI first (n = 151) | |||||
| Consensus between the experienced readers | 32 (64%) versus 81 (53%) | 17 (34%) versus 66 (44%) | 1 (2%) versus 4 (3%) | 0.42b | |
| Inexperienced reader 1 | 37 (74%) versus 101 (67%) | 12 (24%) versus 43 (28%) | 1 (2%) versus 7 (5%) | 0.55b | |
| Inexperienced reader 2 | 39 (78%) versus 125 (83%) | 7 (14%) versus 16 (11%) | 4 (8%) versus 10 (7%) | 0.75b | |
Bold values used for emphasizing only values below p value < 0.05.
Data are expressed as count with percentage in parentheses.
1 mm DLR MRI = 1 mm slice thickness MRI with deep learning-based reconstruction, 3 mm routine MRI = 3 mm slice thickness MRI.
a p value refers to the statistical difference in imaging preference between expert consensus (reference) and each reader.
bp value refers to the statistical difference in imaging preference according to the order of the sequences with contrast enhancement.