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. 2019 Dec 31;14(12):e0226893. doi: 10.1371/journal.pone.0226893

Table 1. Results of robustness check.

Variables DA PLC t p
MLE
    Parameter k 0.1264 0.1664 -1.931 0.0633
    Parameter V 0.7227 0.7523 -2.226 0.0339
    R2 0.7505 0.7687
LSE
    Parameter k 0.1265 0.1663 -1.949 0.0611
    Parameter V 0.7227 0.7522 -2.225 0.034
    R2 0.7506 0.7688

MLE, maximum-likelihood estimation; LSE, least squares estimation; DA, administration of dopamine receptor agonist pramipexole; PLC, administration of placebo.