Two groups patients had not happened the adverse effect in stage of therapy.

治疗期间两组病人均未发生不良反应。

youdao

To observe the sober up time and the symptom continuance time of the two groups patients.

结果：治疗组的清醒时间及酒后症状持续时间均明显短于对照组。

youdao

During the treatment, the two groups patients had no active bleeding, allergies and other adverse reactions.

两组患者治疗期间均未见活动性出血、过敏等不良反应发生。

youdao

The Sheffield doctors divided the patients into two groups.

BBC: Diabetics 'freed from strict diets'

This study randomly divided patients into two groups - one received the antibiotic and the other was given a placebo, an inert treatment in the form of a sugar pill, three times a day for seven days.

BBC: Antibiotics 'ineffective for coughs'

The researchers then approached a number of healthy people in order to compare them with the cancer patients, and find out if there was a systematic difference in mobile-phone use between the two groups.

ECONOMIST: The Interphone study: Mobile madness | The