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Table 5 GLS models 1 and 2 regression results for PWBIS and screen time or addition

From: Change in screen time and overuse, and their association with psychological well-being among US-wide school-age children during the COVID-19 pandemic: analysis of the National Survey of Children’s Health (NSCH) years 2018–21

PWBIS1 outcome

Effect of screen time

Effect of overuse (i.e. Screen time ≥ 4 h)

 

Model 1

Model 2

Model 1

Model 2

Covariates

β (95% CI)

P value

β (95% CI)

P value

β (95% CI)

P value

β (95% CI)

P value

Intercept

0.340 (0.290, 0.40)

 < 0.001

0.330 (0.270, 0.390)

 < 0.001

1.070 (1.030, 1.120)

 < 0.001

1.050 (1.00, 1.100)

 < 0.001

Screen time or overuse

0.320 (0.310, 0.330)

 < 0.001

0.320 (0.310, 0.330)

 < 0.001

0.570 (0.550, 0.590)

 < 0.001

0.570 (0.540, 0.590)

 < 0.001

Pandemic years (2020–21)

NA

NA

0.070 (0.040, 0.090)

 < 0.001

NA

NA

0.080 (0.050, 0.110)

 < 0.001

Interaction term (Model2): Screen time or overuse × Pandemic years (2020–21)

NA

NA

0.000 (− 0.030, 0.030)

0.878

NA

NA

− 0.01 (− 0.06, 0.030)

0.626

Age

− 3.58E-3 (− 6.59E-3, − 5.77E-4)

0.019

− 3.27E−3 (− 6.28E−3, − 2.60E−4)

0.033

− 1.47E−3 (− 4.46E−3, 1.52E−3)

0.336

− 1.16E−3 (− 4.15E−3, 1.83E-3)

0.447

Sex-male (ref: female)

0.060 (0.040, 0.080)

 < 0.001

0.060 (0.040, 0.080)

 < 0.001

0.070 (0.050, 0.090)

 < 0.001

0.070 (0.050, 0.090)

 < 0.001

Black or African American (ref. White)

− 0.200 (− 0.230, − 0.170)

 < 0.001

− 0.200 (− 0.230, − 0.170)

 < 0.001

− 0.200 (− 0.230, − 0.170)

 < 0.001

− 0.200 (− 0.230, − 0.170)

 < 0.001

Native American or Alaska Native

(ref. White)

0.200 (0.130, 0.280)

 < 0.001

0.200 (0.130, 0.270)

 < 0.001

0.200 (0.130, 0.270)

 < 0.001

0.200 (0.130, 0.270)

 < 0.001

Asian (ref. White)

− 0.190 (− 0.240, − 0.150)

 < 0.001

− 0.190 (− 0.240, − 0.150)

 < 0.001

− 0.190 (− 0.240, − 0.150)

 < 0.001

− 0.190 (− 0.240, − 0.150)

 < 0.001

Hawaiian or other Pacific Islander (ref. White)

− 0.040 (− 0.110, 0.040)

0.317

− 0.050 (− 0.120, 0.030)

0.219

− 0.070 (− 0.150, 0.00)

0.067

− 0.080 (− 0.160, 0.00)

0.037

Some other race alone (ref. white)

− 0.130 (− 0.210, − 0.050)

0.002

− 0.110 (− 0.190, − 0.030)

0.008

− 0.120 (− 0.200, − 0.040)

0.004

− 0.100 (− 0.180, − 0.020)

0.019

Two or more races (ref. white)

0.090 (0.060, 0.130)

 < 0.001

0.09 (0.060, 0.130)

 < 0.001

0.090 (0.050, 0.130)

 < 0.001

0.090 (0.050, 0.120)

 < 0.001

Hispanic or Latino related (ref. otherwise)

− 0.070 (− 0.100, − 0.050)

 < 0.001

− 0.070 (− 0.100, − 0.050)

 < 0.001

− 0.070 (− 0.100, − 0.050)

 < 0.001

− 0.070 (− 0.100, − 0.050)

 < 0.001

Poverty ratio

− 9.04E−4 (− 9.89E-4, − 8.19E-4)

 < 0.001

− 9.07E−4 (− 9.92E−4, − 8.23E−4)

 < 0.001

− 9.07E−4 (− 9.92E−4, − 8.22E-4)

 < 0.001

− 9.10E− 4 (− 9.95E−4, − 8.25E − 4)

 < 0.001

Adjusted R squared

4.78%

4.82%

4.76%

4.81%

  1. These analyses were performed using 71,302 observations of subjects with at least one hour of screen usage every weekday on average