From: Household chaos and screen media use among preschool-aged children: a cross-sectional study
 |  |  | Outcomea | |||||
---|---|---|---|---|---|---|---|---|
 | Median | n | Weekly screen use (hours)b | Screen use within an hour of bedtimec | Screen use in the Bedroomc | |||
beta (95% CI) | P-value | RR (95% CI) | P-value | RR (95% CI) | P-value | |||
Household chaos score, quartiles | ||||||||
 Quartile 1: < 24 | 21 | 104 | 0 (Reference) |  | 1.00 (Reference) |  | 1.00 (Reference) |  |
 Quartile 2: 25–29 | 27 | 91 | 7.7 (1.4, 14.1) | 0.02 | 1.28 (0.92, 1.79) | 0.14 | 1.15 (0.81, 1.62) | 0.44 |
 Quartile 3: 30–35 | 32 | 96 | 9.1 (2.7, 15.6) | < 0.01 | 1.42 (1.04, 1.95) | 0.03 | 0.84 (0.58, 1.22) | 0.35 |
 Quartile 4: > 35 | 40 | 94 | 14.4 (7.8, 21.0) | < 0.001 | 1.69 (1.25, 2.29) | < 0.001 | 1.43 (1.04, 1.97) | 0.03 |
P for linear trendd | P = 0.03 | P < 0.01 | P = 0.42 |