Friendships across party lines are more likely among the few spouses who live in Washington.
And eye injuries were five times more likely among players not wearing some type of facial protection.
One particular concern is the growth of a compensation culture among complainants or, more likely, among the legal community.
Frequent drug use is much more likely among men than women, among those who go often to pubs and nightclubs, and among those who live in deprived areas.
Experts say that many people who develop a serious disease seek explanations for it, and acknowledging an abortion is more likely among women with breast cancer.
According to the present study, severe sleep disturbance were five times more likely among migraineurs, and three times more likely among subjects with TTH.
Their finding that excessive daytime sleepiness is more likely among migraineurs was confirmed in our study.
A third contributing factor: Market inefficiencies are more likely among small stocks than large ones.
Regarding land property status, owning land with a registered title and rented land is more likely among irrigators.
Selection on wealth is more marked in urban populations, where migration is relatively more likely among households above mean wealth.
Another operation was more likely among women with pre-cancerous disease (29.5%) compared with those with isolated invasive disease (18%).
