Table 3 Intra-class correlation results for the different sections of the screen-time questionnaire
From: Reliability of a new measure to assess modern screen time in adults
ICC | 95% CI | p value | ||
|---|---|---|---|---|
Weekday | Television | 0.79 | 0.69–0.86 | 0.000 |
Television-connected devices | 0.90 | 0.85–0.94 | 0.000 | |
Laptop/computer | 0.89 | 0.83–0.92 | 0.000 | |
Smartphone | 0.85 | 0.78–0.90 | 0.000 | |
Tablet | 0.61 | 0.45–0.73 | 0.000 | |
Weeknight | Television | 0.50 | 0.31–0.64 | 0.000 |
Television-connected devices | 0.82 | 0.74–0.88 | 0.000 | |
Laptop/computer | 0.68 | 0.55–0.78 | 0.000 | |
Smartphone | 0.66 | 0.51–0.77 | 0.000 | |
Tablet | 0.68 | 0.54–0.78 | 0.000 | |
Weekend day | Television | 0.87 | 0.80–0.91 | 0.000 |
Television-connected devices | 0.84 | 0.76–0.89 | 0.000 | |
Laptop/computer | 0.84 | 0.76–0.89 | 0.000 | |
Smartphone | 0.16 | −0.05 – 0.37 | 0.069 | |
Tablet | 0.74 | 0.62–0.82 | 0.000 | |
Background use | Weekday | 0.86 | 0.79–0.91 | 0.000 |
Weeknight | 0.79 | 0.69–0.86 | 0.000 | |
Weekend day | 0.73 | 0.61–0.82 | 0.000 | |