Review Article
The Application of tDCS to Treat Pain and Psychocognitive Symptoms in Cancer Patients: A Scoping Review
Table 2
tDCS parameters of included studies.
| First author, year | Brain region | Stimulation intensity (mA) | Anodal electrode position | Cathodal electrode position | Duration (min) | Session numbers | Electrode sizes |
| Gao et al., 2022 [47] | — | 2 | — | — | 30 | 28 | — | Gaynor et al., 2020 [45] | Left dorsolateral prefrontal cortex | 1 | F3 | F4 | 15 | 2 | 1 cm radius | Knotkova et al., 2014 [42] | Prefrontal cortex | 2 | F3 | Contralateral supraorbital region | 20 | 5 | 4.5 × 6 cm | Nguyen et al., 2016 [39] | Right prefrontal cortex | 1 | C3 | F2 | 20 | 5 | — | Stamenkovic et al., 2020 [46] | Left primary motor cortex | 1.2 | C3 | Contralateral supraorbital region | 20 | 5 | 1 cm radius | Hu et al., 2016 [34] | Primary motor cortex | 2 | C5 | F4 | 20 | 20 | 25 cm2 | Kamal et al., 2022 [43] | Primary motor cortex | 2 | C4 | Opposite supraorbital region | 20 | 1 | 35 cm2 | Ibrahim et al., 2018 [44] | Primary motor cortex | 2 | C4 | Opposite supraorbital region | 30 | 10 | 35 cm2 | Mirski et al., 2015 [40] | Left frontal cortex | — | F7 | — | — | 20 | — | Silva et al., 2007 [41] | Primary motor cortex | 10 | C3 | Contralateral supraorbital area | — | — | 35 cm2 |
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