Your privacy, your choice

We use essential cookies to make sure the site can function. We also use optional cookies for advertising, personalisation of content, usage analysis, and social media.

By accepting optional cookies, you consent to the processing of your personal data - including transfers to third parties. Some third parties are outside of the European Economic Area, with varying standards of data protection.

See our privacy policy for more information on the use of your personal data.

for further information and to change your choices.

Skip to main content

Table 4 Daily data models

From: Effects of a 14-day social media abstinence on mental health and well-being: results from an experimental study

Outcome variable: Screentime

 

Fixed Effects

Random effects

Fit

 

Intercept

Day

Day2

Group

Baseline PSU

Baseline FCV

Baseline BID

Baseline screentime

Day * Group

Day2 * Group

\({\sigma }_{u\left(Intercept\right)}^{2} ({\sigma }_{u\left(Intercept\right)})\)

AIC

BIC

M1

18.01 (29.31)

0.51 (0.62)

  

1.60* (0.75)

-0.45 (1.46)

-2.01 (1.24)

0.69*** (0.05)

  

2551 (50.51)

13408

13448

M2

11.48 (29.66)

3.79 (2.33)

-0.25(0.17)

 

1.61* (0.75)

-0.45 (1.46)

-2.01 (1.24)

0.69*** (0.05)

  

2556 (50.56)

13408

13453

M3

22.94 (30.52)

0.14 (0.99)

 

-8.94 (14.87)

1.61* (0.75)

-0.44 (1.46)

-1.99 (1.25)

0.69*** (0.05)

0.61 (1.27)

 

2582 (50.82)

13412

13462

M4

25.71 (31.32)

-1.33 (3.69)

0.11 (0.28)

-24.63 (17.37)

1.61* (0.75)

-0.43 (1.47)

-1.98 (1.25)

0.69*** (0.05)

8.51 (4.75)

-0.61 (0.35)

2591 (50.9)

13411

13471

Outcome variable: Loneliness

 

Fixed Effects

Random Effects

Fit

 

Intercept

Day

Day2

Day3

Group

Baseline PSU

Baseline FCV

Baseline BID

Baseline loneliness

Day * Group

Day2 * Group

Day3 * Group

\({\sigma }_{u\left(Intercept\right)}^{2} ({\sigma }_{u\left(Intercept\right)})\)

AIC

BIC

M1

1.64** (0.51)

-0.01 (0.01)

   

-0.01 (0.01)

0.09*** (0.03)

0.03 (0.02)

0.37*** (0.07)

   

0.86 (0.93)

3601.2

3641.4

M2

1.71** (0.51)

-0.04 (0.03)

0.01 (0.01)

  

-0.01 (0.01)

0.09*** (0.03)

0.03 (0.02)

0.37*** (0.07)

   

0.86 (0.93)

3601.7

3646.9

M3

1.85*** (0.52)

-0.20** (0.07)

0.04** (0.01)

0.01** (0.01)

 

-0.01 (0.01)

0.10*** (0.03)

0.03 (0.02)

0.36*** (0.07)

   

0.86 (0.93)

3596.9

3647.2

M4

1.45** (0.52)

-0.01 (0.01)

  

0.31 (0.24)

-0.01 (0.01)

0.09*** (0.02)

0.03 (0.02)

0.39*** (0.07)

0.01 (0.02)

  

0.83 (0.91)

3601

3651.3

M5

1.48** (0.53)

-0.03 (0.05)

0.00 (0.00)

 

0.38 (0.27)

-0.01 (0.01)

0.09*** (0.03)

0.03 (0.02)

0.39*** (0.07)

-0.02 (0.06)

0.00 (0.00)

 

0.83 (0.91)

3603.1

3663.5

M6

1.73** (0.54)

-0.33** (0.11)

0.06** (0.02)

0.01** (0.01)

0.20 (0.29)

-0.02 (0.01)

0.09*** (0.03)

0.03 (0.02)

0.38*** (0.07)

0.20 (0.14)

-0.04 (0.03)

0.01 (0.01)

0.83 (0.91)

3597.2

3667.6

Outcome variable: Depression and anxiety

 

Fixed effects

Random effects

Fit

 

Intercept

Day

Group

Baseline PSU

Baseline FCV

Baseline BID

Baseline PHQ

Day * Group

\({\sigma }_{u\left(Intercept\right)}^{2} ({\sigma }_{u\left(Intercept\right)})\)

AIC

BIC

M1

-0.51 (0.81)

0.01 (0.01)

 

-0.01 (0.02)

0.13** (0.04)

0.03 (0.04)

0.43*** (0.06)

 

2.26 (1.50)

4689

4729.3

M2

-0.01 (0.01)

-0.04 (0.02)

-0.14 (0.39)

-0.01 (0.02)

0.13** (0.04)

0.03 (0.04)

0.43*** (0.06)

0.06* (0.03)

2.28 (1.51)

4686.5

4736.8

Outcome variable: FoMO

 

Fixed effects

Random effects

Fit

 

Intercept

Day

Day2

Day3

Group

Baseline PSU

Baseline FCV

Baseline BID

Baseline trait FoMO

Baseline state FoMO

Day * Group

Day2 * Group

Day3 * Group

\({\sigma }_{u\left(Intercept\right)}^{2} ({\sigma }_{u\left(Intercept\right)})\)

AIC

BIC

M1

0.29 (0.37)

-0.02*** (0.01)

   

0.00 (0.01)

0.05** (0.02)

0.03* (0.01)

0.23* (0.09)

0.18 (0.12)

   

0.36 (0.60)

2880.6

2925.9

M2

0.36 (0.37)

-0.05* (0.02)

0.01 (0.01)

  

0.00 (0.01)

0.05** (0.02)

0.03* (0.01)

0.23* (0.09)

0.17 (0.12)

   

0.36 (0.60)

2879.8

2930.1

M3

0.54 (0.37)

-0.25*** (0.05)

0.04*** (0.01)

0.01*** (0.01)

 

0.00 (0.01)

0.05** (0.02)

0.03* (0.01)

0.23* (0.09)

0.17 (0.12)

   

0.36 (0.60)

2862.6

2918

M4

0.20 (0.38)

-0.02* (0.01)

  

0.14 (0.16)

0.00 (0.01)

0.05** (0.02)

0.03* (0.01)

0.24* (0.09)

0.18 (0.12)

0.00 (0.01)

  

0.36 (0.60)

2883.2

2938.5

M5

0.21 (0.39)

-0.02 (0.03)

0.00 (0.00)

 

0.25 (0.18)

0.00 (0.01)

0.05** (0.02)

0.03* (0.01)

0.24* (0.09)

0.18 (0.12)

-0.05 (0.04)

0.00 (0.00)

 

0.36 (0.60)

2882.7

2948.1

M6

0.33 (0.39)

-0.17* (0.08)

0.03* (0.01)

0.01* (0.01)

0.33 (0.20)

0.00 (0.01)

0.05** (0.02)

0.03* (0.01)

0.24* (0.09)

0.17 (0.12)

-0.14 (0.10)

0.02 (0.02)

0.00 (0.00)

0.36 (0.60)

2866.4

2941.9

  1. AIC Akaike Information Criterion, BIC Bayesian Information Criterion, FCV Fear of COVID19, BID Body image dissatisfaction, PSU problematic smartphone use, FoMO Fear of Missing Out, PHQ Depression and anxiety symptom severity, Group: 0 = control, 1 = social media abstinence. *< .05, **p < .01, ***p < .001