Selected coefficients and SEs from OLS regression models of changes in sleep duration, COVID-19 Survey Data
| Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | |
| Female | 0.13 (0.09 to 0.17) | 0.11 (0.05 to 0.17) | 0.11 (0.05 to 0.17) | 0.08 (0.02 to 0.14) | −0.45 (−0.90 to 0.00) |
| Life course stage (ref=young single childless) | |||||
| Young partnered childless | −0.17 (−0.29 to −0.05) | −0.21 (−0.33 to −0.09) | −0.15 (−0.27 to −0.03) | −0.001 (−0.18 to 0.18) | |
| Partnered younger children | 0.41 (0.23 to 0.59) | 0.40 (0.22 to 0.58) | 0.42 (0.24 to 0.60) | 0.28 (0.03 to 0.53) | |
| Partnered older children | −0.01 (−0.13 to 0.11) | −0.11 (−0.23 to 0.08) | −0.06 (−0.18 to 0.06) | 0.02 (−0.14 to 0.18) | |
| Single parent | 0.04 (−0.12 to 0.20) | 0.04 (−0.12 to 0.20) | 0.04 (−0.12 to 0.20) | −0.06 (−0.37 to 0.25) | |
| Older partnered childless | 0.08 (−0.12 to 0.28) | 0.04 (−0.16 to 0.24) | 0.06 (−0.14 to 0.26) | −0.16 (−0.15 to 0.15) | |
| Older single childless | 0.13 (−0.07 to 0.33) | 0.10 (−0.10 to 0.30) | 0.11 (−0.09 to 0.31) | −0.11 (−0.42 to 0.20) | |
| Change in financial situation | −0.05 (−0.07 to −0.03) | −0.02 (−0.04 to −0.01) | −0.001 (−0.04 to 0.04) | ||
| Employment status (ref=not in the labour force) | |||||
| Employed, furloughed | −0.17 (−0.33 to −0.01) | −0.18 (−0.34 to −0.02) | −0.03 (−0.27 to 0.21) | ||
| Self-employed | −0.25 (−0.35 to −0.15) | −0.20 (0.30 to −0.10) | −0.20 (−0.34 to −0.06) | ||
| Employed, not furloughed | −0.16 (−0.24 to −0.08) | −0.09 (−0.19 to 0.01) | −0.13 (−0.27 to 0.01) | ||
| Change in employment status (ref=new job) | |||||
| No change | 0.01 (−0.11 to 0.13) | 0.03 (−0.09 to 0.15) | −0.11 (−0.33 to 0.11) | ||
| Lose job | −0.24 (−0.42 to −0.06) | −0.19 (−0.37 to −0.01) | −0.56 (−0.85 to −0.27) | ||
| Keyworker | 0.08 (0.01 to 0.16) | 0.10 (0.02 to 0.18) | 0.16 (0.04 to 0.28) | ||
| Time spent on housework (ref=lowest quantile) | |||||
| Middle quantile | −0.03 (−0.09 to 0.03) | −0.05 (−0.11 to 0.01) | 0.01 (−0.09 to 0.11) | ||
| Highest quantile | 0.01 (−0.07 to 0.09) | 0.01 (−0.07 to 0.09) | 0.05 (−0.05 to 0.15) | ||
| Loneliness (ref=hardly ever) | |||||
| Some of the time | 0.06 (0.01 to 0.12) | 0.04 (−0.02 to 0.10) | |||
| Often | 0.04 (−0.06 to 0.14) | 0.04 (−0.08 to 0.16) | |||
| Feeling of depressed (ref=not at all) | |||||
| Several days | 0.15 (0.09 to 0.21) | 0.15 (0.09 to 0.21) | |||
| More than half the days | 0.38 (0.24 to 0.52) | 0.39 (0.25 to 0.53) | |||
| Nearly every day | 0.30 (0.12 to 0.48) | 0.30 (0.12 to 0.48) | |||
| Female×life course stage (ref=young single childless) | |||||
| Female×young partnered childless | −0.28 (−0.48 to −0.08) | ||||
| Female×partnered younger children | 0.28 (0.05 to 0.61) | ||||
| Female×partnered older children | −0.18 (−0.40 to 0.04) | ||||
| Female×single parent | 0.11 (−0.26 to 0.48) | ||||
| Female×older partnered childless | 0.37 (0.04 to 0.78) | ||||
| Female×older single childless | 0.40 (−0.01 to 0.81) | ||||
| Female×change in employment status (ref=new job) | |||||
| Female×no change | 0.18 (−0.07 to 0.43) | ||||
| Female×lose job | 0.60 (0.23 to 0.97) | ||||
| N | 8547 | 8547 | 8547 | 8547 | 8547 |
| Adj. R2 | 0.023 | 0.031 | 0.039 | 0.047 | 0.052 |
Note: all models adjust for age and age-squared, race/ethnicity, educational attainment, physical activity, loneliness, feeling of depressed, had any coronavirus-related symptoms, partner’s employment status and region. Bold font indicates two-tailed tests are significant at the 95% level.