Table 3. Regression coefficients, significance (*: p< = 0.05, **: p< = 0.01, ***: p< = 0.001) and clustered standard errors (in parentheses) for fixed effects models on experienced happiness for (1) basic model with screen time features only, (2) model with screen time and activities and their interaction, (3) model including screen time, activity, company and their interaction, and (4) model including screen time variables, all contexts (activity, company, location) and interactions.
| DV: Experienced happiness | (1) Screen time | (2) Screen time with activities and interactions | (3) Screen time with activities, company and interactions | (4): Screen time with activities, company location and interactions |
|---|---|---|---|---|
| Screen time: | ||||
| Total phone usage (min) | -0.001 (0.000)*** | -0.001 (0.001) | -0.004 (0.003) | -0.003 (0.003) |
| Total phone look (min) | -0.001 (0.001) | 0.000 (0.001) | 0.001 (0.001) | 0.000 (0.001) |
| Activity: | ||||
| Social Media | 0.037 (0.065) | 0.009 (0.067) | 0.001 (0.067) | |
| Eating | 0.317 (0.045)*** | 0.200 (0.048)*** | 0.185 (0.049)*** | |
| Watching TV | 0.190 (0.054)*** | 0.086 (0.056) | 0.079 (0.058) | |
| Browsing Internet | 0.104 (0.062) | 0.071 (0.063) | 0.060 (0.064) | |
| Conversation | 0.396 (0.061)*** | 0.127 (0.066) | 0.125 (0.066) | |
| Waiting | -0.180 (0.066)** | -0.290 (0.067)*** | -0.307 (0.067)*** | |
| Listening to Music | 0.165 (0.074)* | 0.134 (0.075) | 0.139 (0.075) | |
| Studying | -0.104 (0.071) | -0.275 (0.073)*** | -0.294 (0.075)*** | |
| Commuting | -0.099 (0.062) | -0.114 (0.063) | -0.203 (0.067)** | |
| Taking a nap | 0.325 (0.074)*** | 0.280 (0.075)*** | 0.271 (0.076)*** | |
| Activity * Screen time | ||||
| (with interactions): | -0.008 (0.002)*** | -0.007 (0.002)*** | -0.008 (0.002)*** | |
| Waiting * Total Duration | ||||
| Eating * Total Duration | -0.003 (0.001)* | -0.004 (0.001)** | -0.004 (-0.001)* | |
| Browsing Internet * Total Duration | -0.003 (0.001)* | -0.003 (0.001)* | -0.003 (0.001)* | |
| Company: | ||||
| Alone | -0.347 (0.133)** | -0.323 (0.133)* | ||
| Kids | 0.362 (0.154)* | 0.365 (0.154)* | ||
| Partner | 0.055 (0.139) | 0.053 (0.139) | ||
| Family | -0.207 (0.143) | -0.176 (0.143) | ||
| Friends | 0.307 (0.139)* | 0.306 (0.138)* | ||
| Colleagues | -0.425 (0.138)** | -0.263 (0.142) | ||
| Company * Screen time | ||||
| (with interactions): | 0.009 (0.003)** | 0.008 (0.003)** | ||
| Family * Total duration | ||||
| Location: | ||||
| Home | -0.066 (0.045) | |||
| Street/Outdoors | 0.069 (0.071) | |||
| Work | -0.275 (0.069)* | |||
| Location * Screen time | ||||
| (with interactions): | 0.006 (0.002)*** | |||
| Street/Outdoors * Total duration | ||||
| Number of observations | 13981 | 13981 | 13652 | 13448 |
| Number of individuals | 350 | 350 | 350 | 326 |