Abstract Background Leukemia is the most prevalent childhood cancer, and Acute Lymphoblastic Leukemia (ALL) constitutes 75% of all cases. Some epidemiological studies have shown a relationship between socioeconomic status (SES) and some childhood cancers. In the present study, an attempt was made to assess socioeconomical status in a case-control study. Materials and Methods In 2010, a c...

Job Losses and Child Outcomes Based on matched employer-employee data from Norway, we analyze the effects of worker displacement in 1986-1987 on their children’s earnings in 1999-2001. Using displacement of fathers to indicate an exogenous earnings shock we seek to identify whether family resources have a direct effect on children’s economic outcome. As in previous Scandinavian studies, we find...

Past paternal psychobiology research has focused almost exclusively on biological, residential fathers and the role of fathers as direct caregivers. Here, drawing on a large sample of Filipino men, we help to expand this research area by testing for relationships between fathers’ testosterone, prolactin, and weekly hours in work, childcare, and recreation. Using longitudinal data collected when...

survey of influencial factors on age of puberty of high   school students in neyshabour     m. vafaei [1] , m. sadat hoseini [2] , r. froutan [3]     abstract:   introduction: puberty is a period that the children's body undergo kind of change so children change to puberty.   almost the average age for boy puberty is 12 years old. psychologists said: puberty is eventful obliging for a good...

This study aimed to investigate the effects of occupational status and job stress factors on cardiovascular stress reactivity in Japanese workers. In this baseline assessment between 2001 and 2009 in Osaka, Japan, we examined 928 healthy Japanese employees (330 men, 598 women) from two occupational statuses: managers/professionals and general workers. A brief job stress questionnaire was used t...

It is the first study which tries to explore the influence of interpersonal competition on subordinate job status in the workplace. Interpersonal competition is defined as rent-seeking behavior (RSB) in this research. We also examine the influence of interpersonal relationships, known as Guanxi in Chinese society, on subordinate job status in the workplace. Finally, this study combines RSB with...

the purpose of this study was to describe the influence of organizational variables on hospital staff nurses' job performance as reported by staff nurses in two cities in turkey. hospital ownership status, employment status were examined for their effect on this influence.the reported influence of organizational variables on job performance was measured by a questionnaire developed for this stu...

Most existing research theorizes individual factors as predictors of perceived job insecurity. Incorporating contextual and organizational factors at an information technology organization where a merger was announced during data collection, we draw on status expectations and crossover theories to investigate whether managers’ characteristics and insecurity shape their employees’ job insecurity...

conclusions this study indicated that the use of this model in the children’s nutritional status can result in positive outcomes, and this model can make interventions more effective in this regard. objectives this study aimed to apply authoritative parenting style model in children’s nutritional status. methods this research was a cross-sectional study conducted on 1000 parents selected by ran...