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Table 4 Comparison of pelvic measurements on T2-weighted MRI: manual, AI-aided and automated workflows with intraclass correlation coefficients

From: Automated pelvic MRI measurements associated with urinary incontinence for prostate cancer patients undergoing radical prostatectomy

Measurements

Manual [mm]

AI-aided [mm]

Automated [mm]

ICC (Manual)

ICC (AI-aided)

Coronal MUL

13.78 (11.55–16.10)

13.78 (12.20–15.67)

14.06 (13.12–16.41)

0.69 (0.51–0.82)

0.90 (0.82–0.94)

Sagittal MUL

14.94 (12.08–17.73)

14.04 (11.63–16.97)

14.32 (12.50–17.12)

0.64 (0.28–0.83)

0.91 (0.84–0.95)

IPPL

0.00 (0.00–0.00)

0.00 (0.00–0.00)

2.40 (1.09–3.26)

0.88 (0.81–0.94)

0.86 (0.77–0.93)

LAM thickness

8.75 (7.27–10.08)

8.56 (7.35–10.05)

11.14 (10.18–12.31)

0.40 (0.05–0.66)

0.61 (0.31–0.78)

OIM thickness

18.05 (16.23–20.28)

17.92 (15.96–20.31)

19.77 (17.93–21.93)

0.74 (0.42–0.87)

0.86 (0.75–0.92)

  1. For the LAM and OIM: left and right are combined. Data are expressed as median (interquartile range). AI Artificial intelligence, ICC Intraclass correlation coefficient, MUL Membranous urethral length, IPPL Intravesical prostatic protrusion length, LAM Levator ani muscle, OIM Obturator internus muscle