Table 5 Significant effect of tonality and two-way interaction between treatment and fundamental frequency

pitch [Low]

1.112

0.711–1.738

0.464

0.642

tonality [Noisy]

3.688

2.630–5.172

7.565

< 0.001

Treatment [Oxytocin]

0.832

0.413–1.678

-0.513

0.608

pitch [Low] × Treatment

[Oxytocin]

2.399

1.254–4.587

2.645

0.008

Random Effects

σ²

3.29

τ_{00 ID}

0.73

ICC

0.18

N _ID

40

Observations

480

Marginal R² / Conditional R²

0.123 / 0.283