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. 2018 May 9;8:7421. doi: 10.1038/s41598-018-25459-9

Table 2.

Description of the regression variations compared in this work.

New Name Type Step 1 Step 2
Ŝ1-Step_linear standard linear regression lm(MM40 ~ S) N/A
Ŝ1-Step_Deming Deming regression deming(MM40 ~ S) N/A
Ŝ2-Step_linear standard linear regression; the standard Centiloid project approach lm(MM40 ~ MM50) lm(MM50 ~ S)

Regression steps are specified in the R programming language, which uses a method (response ~ predictor) format.