Low fish consumption is associated with a small increased risk of MS.

There was a positive correlation between consumption of fatty fish and vitamin D status ( p < 0.0001) and a borderline significant correlation between consumption of lean fish and vitamin D status ( p = 0.05).

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Low consumption of both lean and fatty fish was significantly associated with increased MS risk in both studies, and there was a significant trend showing increasing MS risk with decreasing consumption of fatty fish ( p for trend <0.001 in EIMS and 0.02 in GEMS).

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