Table 2 Pooled estimates of the coefficients with standard errors and corresponding odds ratios with 95% confidence intervals in the mixed logistic regression model of positive mood change from 100 imputed datasets.

From: Using contact tracing from interlocking diaries to map mood contagion along network chains

Variable1

Coefficient

Std. Error

p value

Odds Ratio

95% C.I

Measures of mood state

A’s mood was good or very good before contact with B

−3.665***

0.143

 < 0.001

0.03

(0.02, 0.03)

B’s mood improved during a previous contact with C

0.611***

0.185

 < 0.001

1.84

(1.28, 2.65)

B’s mood later worsened since the end of contact with C

−0.037

0.152

0.809

0.96

(0.72, 1.30)

Ego-level attributes

Age

−0.595*

0.274

0.030

0.55

(0.32, 0.94)

Male

−1.683*

0.740

0.023

0.19

(0.04, 0.79)

Openness

−0.116

1.199

0.923

0.89

(0.08, 9.34)

Conscientiousness

−0.860

0.746

0.249

0.42

(0.10, 1.83)

Extraversion

−0.763

0.974

0.433

0.47

(0.07, 3.15)

Agreeableness

0.623

0.812

0.443

1.86

(0.38, 9.16)

Neuroticism

0.261

0.961

0.786

1.30

(0.20, 8.54)

Alter-level attributes

Same sex

−0.379

0.231

0.102

0.68

(0.44, 1.08)

Relative status (ref: same rank)

Alter higher

0.318

0.205

0.120

1.37

(0.92, 2.05)

Alter lower

−1.112**

0.372

0.003

0.33

(0.16, 0.68)

Strong tie

0.052

0.279

0.851

1.05

(0.61, 1.82)

Embeddedness

2.436*

0.954

0.011

1.26

(1.05, 1.54)

Strong tie x Embeddedness

−1.317*

0.664

0.047

0.88

(0.77, 1.00)

Contact-level attributes

Initiation (ref: by appointment)

By ego

−0.057

0.156

0.716

0.94

(0.70, 1.28)

By alter

−0.025

0.170

0.884

0.98

(0.70, 1.36)

By chance

−0.485

0.371

0.191

0.62

(0.30, 1.27)

In person

0.101

0.133

0.446

1.11

(0.85, 1.44)

Other people around

−0.235

0.150

0.116

0.79

(0.59, 1.06)

Longer than an hour

0.795***

0.143

 < 0.001

2.21

(1.67, 2.93)

Parts of the day (ref: morning)

Afternoon

0.147

0.132

0.267

1.16

(0.89, 1.50)

Evening and night

0.624***

0.145

 < 0.001

1.87

(1.40, 2.48)

Content (ref: others)

Work

0.002

0.171

0.989

1.00

(0.72, 1.40)

Leisure

0.081

0.187

0.666

1.08

(0.75, 1.56)

Social chat

0.165

0.132

0.213

1.18

(0.91, 1.53)

Daily routine

0.064

0.131

0.628

1.07

(0.82, 1.38)

Instrumental gain (ref: hardly any)

A great deal

3.292***

0.228

 < 0.001

26.9

(17.2, 42.0)

Somewhat

1.692***

0.148

 < 0.001

5.43

(4.06, 7.26)

A loss

0.367

0.516

0.476

1.44

(0.53, 3.97)

  1. 1All variables are binary except age, for which the odds ratio is calculated based on the increase of ten years, and embeddedness, for which the odds ratio is calculated based on the increase of one-tenth of the embeddedness score.
  2. *: p-value < 0.05; **: p-value < 0.01; ***: p-value < 0.001.
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