But for those who had undergone surgery, the double treatment had no added benefit.

但对于接受过手术的患者，两种治疗方法并没有带来获益。

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We performed a double-blind, multicenter study, comparing MMX mesalamine vs placebo for the treatment of active ulcerative colitis.

我们进行了一项双盲，多中心研究，比较了美沙美拉明与美沙酮对安慰剂治疗活动性溃疡性结肠炎的疗效。

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The review included only double-blind randomised controlled trials, which are the best type of study for finding out the effects of a treatment.

这份研究只包含了双盲随机控制实验，这是找寻治疗效果最好的研究方式。

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Toronto's Andreas Pierratos says 85% of his overnight patients are still alive after five years, double the rate with traditional treatment.

FORBES: The Home Cure

Professor Coleman said that an improvement in lives saved of 6% over the standard treatment was about double what was usually seen in cancer trials of new treatments.

BBC: NEWS | Health | Cancer drug 'could save lives'

Another study in 178 patients showed almost double the chance of living independently after treatment.

BBC: 'Clot nets' help stroke recovery