Table 3 Estimated regression coefficients of socio-demographic variables on self-reported sleep and energy before and after correcting for heterogeneity (N = 1002)
Before correction | After correction | |||
|---|---|---|---|---|
(Ordered probit model) | (CHOPIT model) | |||
β | p value | β | p value | |
Age (years) | 0.010 | 0.00 | 0.008 | 0.01 |
Women (vs. men) | 0.161 | 0.05 | 0.107 | 0.27 |
Years of schooling | 0.001 | 0.97 | −0.026 | 0.16 |
Number of morbidities (reference: none) | ||||
One | 0.137 | 0.14 | 0.127 | 0.20 |
Two | 0.646 | 0.00 | 0.650 | 0.00 |
Three or more | 0.808 | 0.00 | 0.847 | 0.00 |
No regular exercise (vs. regular exercise) | 0.104 | 0.16 | 0.194 | 0.03 |
Smoker (vs. non-smoker) | 0.011 | 0.91 | 0.042 | 0.70 |
Alcohol consumer (vs. non-alcoholic) | 0.108 | 0.32 | 0.082 | 0.53 |