So, we can say for sure that they work better than the dummy treatment, but not whether one product works better than another.
因此，我们可以肯定地说，它们比虚拟疗法更有效，但决不是说一个产品比另一个产品更有效。
Previous research has compared a product or pill with a placebo (a dummy treatment) rather than other smoking cessation products.
以前的研究是将一个产品或药物和安慰剂(一种虚拟疗法)相比较，而不是比较其它戒烟产品。
After taking orlistat for a year, most people lose about 8.1 kilograms (about 18 pounds). That's about 2.8 kilograms (6 pounds) more than people who take a dummy treatment (a placebo).
服用一年，大部分人体重减轻约8.1公斤(约18磅)。
In the study, there were 28 percent fewer deaths and 35 percent fewer fractures in the group that got a once-a-year infusion of the bone drug Reclast compared to those who got a dummy treatment.
这一研究中，一年注射一次抗骨质疏松药reclast的患者相对于安慰剂组死亡率降低了28%，骨折率降低了35%。
Researchers analyzed data from 814 women who were given daily doses of 150 micrograms or 300 micrograms of testosterone or a placebo, or dummy, treatment.
调查员根据分为每天使用150微克或者300微克剂量的睾酮，或者使用同类型安慰剂，或者模拟治疗三个组的814位女性所提供的治疗数据进行分析。
Researchers analyzed data from 814 women who were given daily doses of 150 micrograms or 300 micrograms of testosterone or a placebo, or dummy, treatment.
调查员根据分为每天使用150微克或者300微克剂量的睾酮，或者使用同类型安慰剂，或者模拟治疗三个组的814位女性所提供的治疗数据进行分析。
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