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Table 3 STL landmark measurements, mean values and ICCs. mean all: mean value across all observers and cases, min/max mean: min/max mean values per observer, ICC: intra class correlation coefficient, CI: confidence interval

From: Accuracy of pelvic bone segmentation for 3d printing: a study of segmentation accuracy based on anatomic landmarks to evaluate the influence of the observer

     

ICCa 95% CI

landmark

mean all

min mean

max mean

ICCa

lower limit

upper limit

LM1 [mm]

282.6

281.6

283.4

0.993

0.986

0.997

LM2 [°]

128.6

127.9

130.1

0.907

0.811

0.963

LM3 [mm]

229.0

228.3

229.6

0.992

0.983

0.997

LM4 [mm]

119.3

118.6

119.6

0.989

0.977

0.996

LM5 [mm]

129.6

129.3

129.7

0.991

0.982

0.997

LM6 [mm]

93.8

92.4

97.4

0.719

0.511

0.875

LM7 [mm]

119.8

117.8

121.3

0.847

0.712

0.936

  1. aTwo-way random effects, absolute agreement, single rater/measurement
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3D Printing in Medicine

ISSN: 2365-6271

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