Table 2 Means, Standard Deviations, and Ranges of E-Field Magnitudes and Focality in Rounds 1–4 Modeling.

From: Optimized APPS-tDCS electrode position, size, and distance doubles the on-target stimulation magnitude in 3000 electric field models

Round 1 Modeling

Round 2 Modeling

Round 3 Modeling

Round 4 Modeling

M1-SO

HD-tDCS

LRPS-tDCS

APPS-tDCS

APPS 7 × 5

APPS 5 × 5

APPS 3 × 3

APPS 1 × 1

APPS-tDCS

APPS + 2 cm

APPS + 4 cm

APPS + 6 cm

APPS + 8 cm

Opt-APPS

2 mA

2 mA

2 mA

2 mA

2 mA

2 mA

2 mA

2 mA

2 mA

2 mA

2 mA

2 mA

2 mA

2 mA

C3-Fp2

C3 Center

C1-C5

CP3-FC3

. + 4 cm

. + 4 cm

. + 2 cm

CP3-FC3

CP3-FC3

. + 2 cm

. + 4 cm

. + 6 cm

. + 8 cm

4.12 cm Apart

7 × 5 cm

0.5 cm diameter

7 × 5 cm

7 × 5 cm

7 × 5 cm

5 × 5 cm

3 × 3 cm

1 × 1 cm

7 × 5 cm

7 × 5 cm

7 × 5 cm

7 × 5 cm

7 × 5 cm

1 × 1 cm

0.273

0.306

0.326

0.363

0.428

0.462

0.509

0.549

0.363

0.421

0.428

0.418

0.403

0.553

0.053

0.126

0.067

0.081

0.077

0.087

0.108

0.133

0.081

0.084

0.077

0.071

0.065

0.138

0.145–0.469

0.076–0.098

0.178–0.574

0.185–0.784

0.214–0.537

0.224–0.829

0.231–1.009

0.235–1.238

0.185–0.784

0.207–0.774

0.214–0.751

0.215–0.732

0.214–0.691

0.228–1.151

0.392

0.209

0.297

0.316

0.412

0.434

0.47

0.489

0.316

0.386

0.412

0.421

0.423

0.47

0.061

0.086

0.056

0.069

0.074

0.082

0.107

0.135

0.069

0.076

0.074

0.073

0.07

0.126

0.276–0.769

0.089–0.734

0.169–0.568

0.181–0.77

0.243–0.783

0.25–0.857

0.25–1.09

0.237–1.41

0.181–0.77

0.221–0.756

0.243–0.783

0.254–0.811

0.264–0.795

0.22–1.15

1.51E + 05

1.07E + 04

4.21E + 04

2.75E + 04

5.71E + 04

5.37E + 04

4.04E + 04

2.66E + 04

2.75E + 04

3.95E + 04

5.71E + 04

7.87E + 04

1.01E + 05

2.14E + 04

3.42E + 04

2.93E + 03

9.26E + 03

4.98E + 03

9.43E + 03

9.39E + 03

6.65E + 03

4.68E + 03

4.98E + 03

6.72E + 03

9.43E + 03

1.33E + 03

1.76E + 03

3.73E + 03

4.98E + 04–2.55E + 05

4.77E + 03–1.99E + 04

1.95E + 04–7.4E + 04

1.59E + 04–4.31E + 04

3.52E + 04–8.27E + 04

3.22E + 04–8.26E + 04

2.45E + 04–5.77E + 04

1.31E + 04–3.74E + 04

1.59E + 04–4.31E + 04

2.42E + 04–6.0E + 04

3.52E + 04–8.27E + 04

4.74E + 04–1.22E + 05

5.75E + 04–1.65E + 05

1.17E + 04–3.17E + 04

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