[問題]GWD8-Q4~Q6

[洪正緯]

Only in research on entirely new
treatments are new and unexpected variables
likely to arise.
只有在研究完全新的試驗裡,新的及未預期的變數才可能增加
Often researchers
restrict study participation to patients
who have no ailments besides those being
studied.

通常研究人員會限制參與研究的病患,是除了要被研究的疾病之外,沒有別的疾病的那些人
這兩句怎麼翻譯
我番不太出來..........><

請問those 是代ailments嗎?

[yvetteliao]

Often researchers
restrict study participation to patients
who have no ailments besides those being
studied.

通常研究人員會限制參與研究的病患,是除了要被研究的疾病之外,沒有別的疾病的那些人

those是指patients