Beatriz de Camargo|Juliana Moreira de Oliveira Ferreira|Rejane de Souza Reis|Sima Ferman|Marceli de Oliveira Santos|Maria S. Pombo?de?Oliveira
Socioeconomic status and the incidence of non-central nervous system childhood embryonic tumours in Brazil
Instituto Nacional do Câncer|Instituto Nacional do Câncer|Instituto Nacional do Câncer|Instituto Nacional do Câncer|Instituto Nacional do Câncer|Instituto Nacional do Câncer
childhood cancer differs common adult cancers suggesting distinct aetiology types childhood cancer objective study test difference incidence rates 4 noncns embryonic tumours correlation socioeconomic status ses brazildata obtained 13 brazilian populationbased cancer registries pbcrs neuroblastoma nb wilmstumour wt retinoblastoma rb hepatoblastoma hb incidence rates tumour type age gender calculated per one million children correlations social exclusion index sei indicator socioeconomic status ses incidence rates investigated using spearmans testwt rb hb presented highest ageadjusted incidence rates aairs 1 4 year old genders whereas nb presented highest aair 11 montholds however differences incidence rates among pbcrs observed higher incidence rates found wt rb whereas lower incidence rates observed nb higher sei correlated higher incidences nb 0731 p 00117 whereas sei correlation observed incidence rates wt rb hb two brazilian cities incidence rates nb rb directly correlated sei nb highest incidence rates 142 95 ci 86197 rb lowest 35 95 ci 0763 curitiba sei 0730 natal sei 0595 observed opposite highest incidence rate rb lowest nb 46 95 ci 0191regional variations ses incidence embryonal tumours observed particularly incidence rates nb rb studies necessary investigate risk factors embryonic tumours brazil