Question: At 12 months the mean difference in weight lossbetween groups, adjusted for baseline weight and club, was 494 kg (95% CI 395-594). Was the result

At 12 months the mean difference in weight lossbetween groups, adjusted for baseline weight and club, was 494 kg (95% CI 395-594). Was the result statistically significant?Interpret these findings with respect to the null hypothesis.

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