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Table 3 Measurement outliers of more than 3° compared to the overall rater average of the angle measurement on the same long-leg full weight-bearing radiograph

From: Accuracy, inter- and intrarater reliability, and user-experience of high tibial osteotomy angle measurements for preoperative planning: manual planning PACS versus semi-automatic software programs

Outlier

Software program

Angle

Angle measurement

Difference from overall rater average

Rater

1

Manual software

mLDFA

86.2°

- 3.6°

R1

2

Manual software

mLDFA

83.0°

- 3.8°

R1

3

Manual software

mLDFA

94.5°

+  6.8°

R1

4

Manual software

mMPTA

98.2°

+  13.2°

R4

5

Manual software

mMPTA

95.9°

+  9.7°

R4