“…The findings have varied considerably from no difference in health outcomes [Virtanen et al, 2001[Virtanen et al, , 2003Bardasi and Francesconi, 2004], to significant findings of higher rates and severity of occupational injuries [Saha et al, 2004;Benavides et al, 2006]. Studies have also shown differences in risk between temporary and standard employment to be based more on the industry than the type of employment arrangement [Saloniemi et al, 2004]. Much of the discrepancy in research findings for contingent, flexible or alternative work arrangements may be due to differential classification among countries of what constitutes a contingent worker.…”