Correction to: Anal Bioanal Chem

https://doi.org/10.1007/s00216-018-1244-y

The authors would like to bring to the reader’s attention that the Clarke error grid plot presented in Fig. 3 was generated using codes adapted from following reference:

Guevara E, González FJ. Joint optical-electrical technique for noninvasive glucose monitoring. Rev Mex Fis. 2010;56:430–4.

The correct data analysis subsection on page 6471 should read as follows:

Partial least squares regression (PLSR) analysis was performed using MATLAB-based in-house codes. Clarke error grid plots were generated using MATLAB codes adapted from Guevara et al.