Education was grouped by length of education.
Information on education came from Statistics Denmark and was operationalised as educational status according to the International Standard Classification of Education Institute For Statisticss, 2006) and length of education.
Take summer courses and extra courses during the year to reduce their length of education to three years instead of four.
Length of education, gender ratio among the youth, GDP per capita, and public spending per capita are significant at the 0.05 level.
Furthermore, performing logistic regressions for the five countries, Pedersen (2003) confirms that the likelihood of informal market activities falls with the length of education.
As shown in the first column of Table 7, there is some evidence that differences in returns correlate negatively with relative supply and positively with differences in the average length of education programs.
The higher probability of current employment of the vocationally trained is reinforced by their higher share of completed working life spent in paid employment, even after controlling for the length of education programs.
Associations were also observed between the presence of CHIKV antibodies and birthplace, length of education and occupation status (Table 1).
There were no significant or trend level differences between genotype groups on age, sex, IQ, BDI score, or length of education.
Length of education ranged from 0 to 23 years.
Length of education (years) was inquired at follow-up.
