It adopts the economic classification system shared by the United States and Canada, breaking the economy down into 750 different activities, rather than 362 as before.But even the new method may underestimate Mexico's output.
Economic classification distributions were made according to the Brazilian economic classification criteria (Associação Brasileira de Empresas de Pesquisa ABEP 2010) and segmented from high to low purchasing power using the following classes: A1, A2, B1, B2, C1, C2, D, and E. The interviews were recorded using an audio recorder and then transcribed and numbered.
In this study, all potential costs arising on the relatives' side were structured using health economic classification methods subdivided into three groups of costs; direct costs, indirect and intangible costs.
The following categorical variables were independent of sample attrition: type of NICU, if public or private (p = 0.474*), infant gender (p = 0.594*), GA (p = 0.474*), the duration of orogastric tube use (p = 0.450*), primiparity (p = 0.582*), economic classification (p = 0.570*), city of residence (p = 0.296**), employment (p = 0.636), and maternal education (p = 0.996).
(e) Family socioeconomic status (T1): total score from the "Economic Classification Questionnaire" obtained at T1 (continuous variable).
In our study, using the economic classification provided by the Spanish Credit Bank, a positive gradient of mortality was observed.
Fifth, the economic classification of the cities was only based on the per capita GDP; results may only partially reflect the true economic status of the city.
Economic status was based on the Brazilian Criterion of Economic Classification that groups the population based on a combination of ownership of goods and head of the family educational level.
Khe et al. have shown, however, that other economic classification systems (based on income quintiles; wealth index based on assets; housing conditions; and household expenditures) were not better in assessing household economic status in this setting (36).
The household economic classification was provided by the local authority according to the guidelines from government and the District Peoples Committeee, which is mainly based on rice production and qualitative assessment.
