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Table 3 Table of pairwise comparisons of power spectra values before and 1 day immediately after injection: (a) pairwise comparisons of power spectra values of delta, theta and gamma power values before and after injection, (b) pairwise comparisons of phase-amplitude coupling of Theta 2-High Gamma modulation indices before and after injection

From: Pathological and neurophysiological outcomes of seeding human-derived tau pathology in the APP-KI NL-G-F and NL-NL mouse models of Alzheimer’s Disease

Frequency band

Pairwise comparison

Estimate

SE

df

T ratio

P value

(a) Post hoc pairwie contrasts of hippocampal power spectra values, pre and post injection

Delta

3mo NL-G-F-Tau Post–3mo NL-G-F-Tau Pre

− 0.4741

0.1503

784

− 3.1544

3.4965E−03

6mo NL-G-F-Tau Post–6mo NL-G-F-Tau Pre

− 0.5309

0.1556

784

− 3.4128

1.5923E−03

3mo NL-NL-Tau Post–3mo NL-NL-Tau Pre

− 0.4224

0.1640

784

− 2.5759

1.8642E−02

6mo NL-NL-Tau Post–6mo NL-NL-Tau Pre

− 0.6009

0.1455

784

− 4.1293

1.2635E−04

Theta 1

3mo NL-G-F-Tau Post–3mo NL-G-F-Tau Pre

− 0.4105

0.1366

784

− 3.0043

5.2680E−03

6mo NL-G-F-Tau Post–6mo NL-G-F-Tau Pre

− 0.5427

0.1414

784

− 3.8369

2.9373E−04

3mo NL-NL-Tau Post–3mo NL-NL-Tau Pre

− 0.4037

0.1491

784

− 2.7070

1.2703E−02

6mo NL-NL-Tau Post–6mo NL-NL-Tau Pre

− 0.7166

0.1323

784

− 5.4157

3.0870E−07

Theta 2

3mo NL-G-F-Tau Post–3mo NL-G-F-Tau Pre

− 0.4686

0.1565

784

− 2.9942

6.1932E−03

6mo NL-G-F-Tau Post–6mo NL-G-F-Tau Pre

− 0.5905

0.1620

784

− 3.6450

8.0361E−04

3mo NL-NL-Tau Post–3mo NL-NL-Tau Pre

− 0.3546

0.1707

784

− 2.0771

6.5286E−02

6mo NL-NL-Tau Post–6mo NL-NL-Tau Pre

− 0.8470

0.1515

784

− 5.5896

2.9056E−07

Low Gamma

3mo NL-G-F-Tau Post–3mo NL-G-F-Tau Pre

− 0.7983

0.1343

784

− 5.9449

1.9928E−08

6mo NL-G-F-Tau Post–6mo NL-G-F-Tau Pre

− 0.5682

0.1390

784

− 4.0874

1.2294E−04

3mo NL-NL-Tau Post–3mo NL-NL-Tau Pre

− 0.6172

0.1463

784

− 4.2191

7.2208E−05

6mo NL-NL-Tau Post–6mo NL-NL-Tau Pre

− 1.1232

0.1300

784

− 8.6379

6.2262E−16

High Gamma

3mo NL-G-F-Tau Post–3mo NL-G-F-Tau Pre

− 0.7792

0.1133

784

− 6.8783

1.8638E−10

6mo NL-G-F-Tau Post–6mo NL-G-F-Tau Pre

− 0.5535

0.1173

784

− 4.7206

1.1868E−05

3mo NL-NL-Tau Post–3mo NL-NL-Tau Pre

− 0.5450

0.1236

784

− 4.4108

4.2871E−05

6mo NL-NL-Tau Post–6mo NL-NL-Tau Pre

− 0.9976

0.1097

784

− 9.0956

9.0178E−17

(b) Post hoc pairwise contrasts of Theta2-High gamma coupling in hippocampus of tau-seeded mice, pre- and post-injection

Hippocampus

3mo NL-G-F-Tau Post–3mo NL-G-F-Tau Pre

− 0.0003

0.0001

3492

− 3.6237

1.4275E−03

6mo NL-G-F-Tau Post–6mo NL-G-F-Tau Pre

− 0.0003

0.0001

3492

− 3.1300

6.5037E−03

3mo NL-NL-Tau Post–3mo NL-NL-Tau Pre

− 0.0003

0.0001

3492

− 3.2444

4.6307E−03

6mo NL-NL-Tau Post–6mo NL-NL-Tau Pre

− 0.0003

0.0001

3492

− 2.9325

1.1000E−02

  1. Pre refers to pre-injection values, post refers to post-injection values. SE refers to standard error. Df refers to degrees of freedom. Estimate refers to the estimated difference in value between pairwise comparisons