Table 2.
Technical characteristics of studies included in this meta-analysis.
| First Author (Year of Publication) | Magnetic Field Strength (T) | Coil | b Values (s/mm2) | Readers and Years of Experience | Reference Standard (Methods) | Interval between MRI and Reference Standard (days) | Pathologists | Blinding to Pathological Results |
|---|---|---|---|---|---|---|---|---|
| Han et al. (22) | 3 | Phased-array coil | 800, 1,000, 1,200, 1,400 | 2 Radiologists with more than 5 years of experience with the PI-RADS | TRUS-guided biopsy | NR | NR | YES |
| Wang et al. (8) | 3 | Pelvic mpMRI 16-channel phased array coil | 0, 800, 1,500 | 2 Dedicated radiologists over 10 years of prostate mpMRI experience | TB and SB | NR | 2 Genitourinary pathologists | YES |
| Xu et al. (23) | 3 | Abdominal eight-channel surface phased array coil | 100, 150, 200, 500, 800, 1,000, 1,500, 2,000 | 2 Radiologists with 5 and 13 years of experience | Prostatic biopsy or prostatectomy | NR | NR | YES |
| Zhang et al. (24) | 3 | Body-phased array coil | 0, 100, 1,000, 2,000 | 2 Radiologists with more than 3 and 7 years of experience | TRUS-guided biopsy; TB; TURP, prostatectomy | Expert uropathologists | YES | |
| Choi et al. (9) | 3 | NR | Institution 1 = 0, 1,000 or 0, 100, 1,000 Institution 2 = 0, 50, 500, 1,000 |
2 Radiologists with 7 and 13 years of experience | Radical prostatectomy | 25.2 ± 13.9 | Expert pathologist | YES |
| Roh et al. (26) | 3 | NR | 50, 800, 1,200 | 13 Fellowship-trained body radiologists with experience ranging from 6 to 38 years | 14-core systematic biopsies and TB | NR | NR | NR |
| Taghipour et al. (27) | 3 | Endorectal coil | 0, 500, 1400 | 1 radiologist with 14 years of experience in prostate MRI | Radical prostatectomy | ≥ 50 | NR | YES |
| De Visschere et al. (25) | 3 | None endorectal coil | 50, 250, 500, 750, 1000 | NR | A systematic 12-core TRUS-guided prostate biopsy | NR | NR | NR |
| Druskin et al. (21) | 1.5, 3 | Endorectal coil (some patients) | NR | Radiologists | MRI TRUS-fusion TB and SB | NR | Urologists | NR |
| Bosaily et al. (28) | 1.5 | Pelvic-phased array coil | 0, 150,500, 1000, 1400 | Radiologists from the 11 UK centers in the trial had experience of reporting MP-MRI | The transperineal prostate mapping biopsy |
NR | 2 Expert uropathologists | YES |
NR, not reported; mpMRI, multiparametric magnetic resonance imaging; UK, The United Kingdom; TRUS, transrectal ultrasonography; TB, MRI/ultrasound fusion-targeted biopsy; SB, transperineum systematic biopsy; TURP, transurethral resection of the prostate.