And, according to one study, its influence is independent of race or income.

有一项调查还说，家庭破裂的影响与种族和经济状况无涉。

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Or maybe not, because according to one study, habitual multi-taskers actually have trouble concentrating on more than one thing at once.

那也不一定，研究表明，习惯一心多用的人实际上很难一下子把精神集中起来。

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According to one study, hyperforin content correlates with therapeutic effect.

根据一项研究，贯叶金丝桃素含量与治疗效果相关。

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Almost 50% of black women had zero or negative wealth, according to one study.

CNN: How threat to Planned Parenthood hurts black mothers

In fact, according to one study, voters in certain cases can prefer obese to non-obese candidates.

CNN: Chris Christie's weight: Why it matters

According to one study, 72% of Zambian households care for one or more orphans.

ECONOMIST: Orphans of the virus