Table 1 Influence of age and sex on the production of agonistic signals (model 1).

From: Older Barbary macaques show limited capacity for self-regulation to avoid hazardous social interactions

Term

Est.

SE

z value

Cl (lower)

Cl (upper)

P

(Intercept)

1.01

0.11

−0.11

0.80

1.22

(a)

z.age (b)

−0.17

0.07

−2.56

−0.30

−0.04

<0.01

z.ageb

−0.38

0.07

−5.39

−0.51

−0.24

<0.001

sex_male (c)

0.45

0.13

3.58

0.20

0.70

<0.001

  1. Estimates (Est.) with standard error (SE), test statistic z, lower and upper confidence limit (Cl), and P values are given (N = 84 subjects).
  2. anot indicated because of very limited interpretability.
  3. bz-transformed to a mean of zero and a standard deviation (sd) of one; mean and sd of the original variable were 16.1 and 7.2 years, respectively.
  4. cdummy coded with the female being the reference category.
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