Subgroup | Number of studies | Mean SEN (%) | Mean SPE (%) | DOR | AUC (%) |
---|---|---|---|---|---|
b value (s/m2) | |||||
300 | 4 | 90 (80 to 96) | 88 (83 to 93) | 47 (11 to –190) | 91 (88 to 95) |
500 | 6 | 92 (86 to 96) | 82 (77 to 86) | 53 (12 to 239) | 93 (90 to 96) |
1000 | 4 | 88 (81 to 93) | 93 (84 to 98) | 115 (30 to 446) | 96 (93 to 99) |
Magnetic field strength (T) | |||||
1.0 | 1 | 85 | 100 | NA | NA |
1.5 | 13 | 89 (85 to 93) | 88 (85 to 91) | 64 (26 to 156) | 95 (91 to 99) |
3.0 | 1 | 90 | 100 | NA | NA |
Study design | |||||
Retrospective | 8 | 91 (86 to 94) | 83 (78 to 88) | 33 (13 to 85) | 93 (89 to 97) |
Prospective | 7 | 87 (81 to 92) | 98 (94 to 99) | 153 (76 to 446) | 97 (95 to 99) |
Blinding | |||||
Yes | 9 | 90 (85 to 93) | 88 (83 to 92) | 69 (32 to 147) | 95 (93 to 97) |
Unknown or no | 6 | 88 (79 to 94) | 90 (85 to 94) | 66 (12 to 365) | 94 (89 to 98) |
The numbers in parentheses are the 95% CIs.
AUC, area under the curve; DOR, diagnostic OR; NA, not applicable; SEN, sensitivity; SPE, specificity.