Estimate

S.E.

P value

Network dynamics

1. Rate: rate friendship

4.7385

(0.4698)

<1e−4

2. Eval: outdegree (density)

−3.0952

(0.1425)

<1e−4

3. Eval: reciprocity

2.3959

(0.2244)

<1e−4

4. Eval: transitive triplets

0.5471

(0.0800)

<1e−4

5. Eval: same sex

0.2099

(0.1517)

0.083

6. Eval: BMI similarity

0.5425

(0.6607)

0.206

Behavior dynamics

7. Rate: rate BMI period 1

2.8444

(0.5431)

<1e−4

8. Eval: BMI linear shape

0.1737

(0.0853)

0.021

9. Eval: BMI quadratic shape

−0.0504

(0.0225)

0.013

10. Eval: BMI similarity

1.6567

(1.8186)

0.181