However, there was a significant difference between the results for different markets.

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Although there was a significant difference in life expectancy depending on social class, with professional men living to 77 and unskilled manual labourers on average living to just under 69.

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In neither case was there a close to significant difference between Viibryd and placebo.

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There was a trend toward the virus helping patients live longer, but the difference is not yet statistically significant.

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Several epidemiological studies showed there was no significant difference between people who take supplements and those who do not, said Anding, a registered dietitian and director of sports nutrition at Texas Children's Hospital.

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