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Table 7: Intraobserver reproducibility of measurements
Vermian Measurement Differences in Measurements of Vermian Biometry
Mean (95% CI of the Difference) ICC (95% CI)
US 2D, intraobserver variability 
    SI −0.34 ± 0.73 (−0.54 to −0.13) 0.94 (0.91 to 0.97)
    AP 0.71 ± 1.02 (0.42 to 1.00) 0.85 (0.75 to 0.91)
    Perimeter 0.93 ± 2.7 (0.16 to 1.7) 0.93 (0.88 to 0.96)
    SA 2.2 ± 14.4 (2.04 to −1.81) 0.97 (0.95 to 0.98)
US 3D, interobserver variability 
    SI −0.47 ± 1.5 (−0.89 to −0.43) 0.95 (0.92 to 0.97)
    AP −0.26 ± 0.55 (−0.41 to −0.10) 0.98 (0.98 to 0.99)
    Perimeter 1.05 ± 10.66 (−1.97 to 4.08) 0.81 (0.7 to 0.89)
    SA −1.2 ± 2.6 (−1.95 to −0.44) 0.999 (0.99 to 1.0)
MRI, intraobserver variability 
    SI 0.60 ± 0.66 (0.42 to 0.79) 0.94 (0.91 to 0.97)
    AP 0.55 ± 1.05 (0.25 to 0.85) 0.79 (0.66 to 0.88)
    Perimeter 1.2 ± 4.05 (0.05 to 2.3) 0.88 (0.81 to 0.93)
    SA −0.36 ± 10.1 (−3.2 to 2.5) 0.97 (0.96 to 0.98)

Vermian Measurement	Differences in Measurements of Vermian Biometry
Vermian Measurement	Mean (95% CI of the Difference)	ICC (95% CI)
US 2D, intraobserver variability
SI	−0.34 ± 0.73 (−0.54 to −0.13)	0.94 (0.91 to 0.97)
AP	0.71 ± 1.02 (0.42 to 1.00)	0.85 (0.75 to 0.91)
Perimeter	0.93 ± 2.7 (0.16 to 1.7)	0.93 (0.88 to 0.96)
SA	2.2 ± 14.4 (2.04 to −1.81)	0.97 (0.95 to 0.98)
US 3D, interobserver variability
SI	−0.47 ± 1.5 (−0.89 to −0.43)	0.95 (0.92 to 0.97)
AP	−0.26 ± 0.55 (−0.41 to −0.10)	0.98 (0.98 to 0.99)
Perimeter	1.05 ± 10.66 (−1.97 to 4.08)	0.81 (0.7 to 0.89)
SA	−1.2 ± 2.6 (−1.95 to −0.44)	0.999 (0.99 to 1.0)
MRI, intraobserver variability
SI	0.60 ± 0.66 (0.42 to 0.79)	0.94 (0.91 to 0.97)
AP	0.55 ± 1.05 (0.25 to 0.85)	0.79 (0.66 to 0.88)
Perimeter	1.2 ± 4.05 (0.05 to 2.3)	0.88 (0.81 to 0.93)
SA	−0.36 ± 10.1 (−3.2 to 2.5)	0.97 (0.96 to 0.98)