Age mean±std | Obese (%) | Cigarette smoker (%) | Inactive (%) | Manual social class (%) | Diabetic (%) | Breathlessness (%) | Using antihypertensives (%) | Depression (%) | CKD (%) | ||
Night-time sleep duration (hours) | <6 (n=213†) | 78.76±4.6 | 21.53 | 0.94 | 48.36 | 57.35 | 18.31 | 40.72 | 53.99 | 11.43 | 29 |
6–8.9 (n=1126†) | 78.22±4.6 | 18.78 | 3.83 | 33.66 | 42.4 | 14.87 | 19.32 | 48.85 | 8.39 | 29.36 | |
≥9 (n=97†) | 79.24±4.9 | 22.11 | 4.12 | 38.14 | 48.45 | 19.79 | 25 | 52.58 | 11.34 | 38.71 | |
p | 0.05 | 0.52 | 0.10 | 0.0002* | 0.002* | 0.24 | <0.0001* | 0.33 | 0.27 | 0.16 | |
Daytime sleep duration (hours) | 0 (n=680†) | 77.83±4.4 | 16.1 | 2.65 | 30.74 | 46.1 | 12.24 | 17.59 | 45.88 | 7.41 | 26.42 |
<1 (n=290†) | 78.04±4.4 | 15.63 | 2.76 | 33.45 | 40 | 14.88 | 21.61 | 54.14 | 10.42 | 30.94 | |
1 (n=336†) | 78.79±4.7 | 24.17 | 5.07 | 40.77 | 44.61 | 20 | 27.01 | 49.7 | 8.98 | 32.81 | |
>1 (n=130†) | 80.05±5 | 33.33 | 4.62 | 58.46 | 51.54 | 24.62 | 41.46 | 61.54 | 14.62 | 39.17 | |
p | <0.0001* | <0.0001* | 0.18 | <0.0001* | 0.15 | 0.0003* | <0.0001* | 0.004* | 0.05 | 0.02* |
*denotes statistical significance.
†Maximum n in group, varies slightly with missing covariate data.
CKD, chronic kidney disease.