Explanatory variables | Physical activity | ||||
---|---|---|---|---|---|
OLS | SUR | % difference in SE (SUR vs. OLS) | |||
Coef. (ME) a | SE b | Coef. (ME) a | SE b | ||
Age | −0.030(−0.470)*** | 0.002 | −0.030(−1.596)*** | 0.002 | 0.57 |
Sex | |||||
Malesc | |||||
Females | −0.253(0.776)*** | 0.046 | −0.253(0.759)*** | 0.046 | 0.28 |
Health status | |||||
Limiting illnessc | |||||
Non-limiting illness | 0.532(1.702)*** | 0.073 | 0.531(1.744)*** | 0.073 | 0.32 |
No illness | 0.492(1.636)*** | 0.065 | 0.491(1.704)*** | 0.065 | 0.27 |
Drinking status | |||||
Almost every dayc | |||||
Five or six days a week | 0.363(1.438)** | 0.112 | 0.363(1.415)** | 0.112 | 0.41 |
Three or four days a week | 0.106(1.112) | 0.090 | 0.107(1.101) | 0.090 | 0.34 |
Once or twice a week | 0.076(1.079) | 0.077 | 0.077(1.028) | 0.077 | 0.32 |
Once or twice a month | −0.013(0.987) | 0.089 | −0.012(0.920) | 0.088 | 0.39 |
Once every couple of | |||||
months | −0.102(0.903) | 0.108 | −0.101(0.848) | 0.108 | 0.30 |
Once or twice a year | −0.233(0.792) | 0.109 | −0.230(0.763) | 0.109 | 0.39 |
Not at all in the last 12 months/non-drinkers | −0.257(0.773) | 0.109 | −0.253(0.762) | 0.108 | 0.40 |
Access to vehicle | |||||
Noc | |||||
Yes | −0.228(0.796)** | 0.068 | −0.210 (0.865)** | 0.067 | 1.94 |
Constant | 4.187*** | 0.127 | 4.172*** | 0.125 | 1.37 |
Observations | 2268 | 2268 |