Changing the dichotomisation of these answer options in the questionnaire from 0 vs. 1 4 to 0 1 vs. 2 4 did not alter the difference between the two occupational groups.
Thus, this study had more than 90% power for detecting a true difference in smoking prevalence between the two occupational groups (physicians and nurses).
No statistically significant differences in the frequencies of the genotypes or carriage rates of the IL-6 polymorphisms were observed between the two occupational groups.
This may be due to selection bias as analyses in the age stratum with high participation rates (50 59 years) revealed a significant difference between the two occupational groups.
Still, sensitivity analyses excluding participants with radiographic TF OA from our analyses did not alter the observed difference of positive clinical findings between the two occupational groups.
Majority (67 %) felt at risk of RVF infection and thought that an outbreak of the disease could affect both pastoralists and agro pastoral communities due to the close interaction between these two occupational groups.
For the between DOT-category comparison, two occupational groups from different DOT-categories with the smallest difference in mean UEWD score were selected.
Lucas (1978) proved that, in an economy with only two occupational choices, and a production technology with elasticity of substitution between labor and capital equal to 1, the equilibrium number of entrepreneurs is independent of the capital to labor ratio.
As suggestions came flying back, two occupational therapy students scribbled them furiously on a board.
