Even after controlling for age, lifestyle, diet, ethnicity and other variables, the researchers still found a significant difference in risk.

即使在对年龄、生活方式、饮食、种族和其他多种因素进行控制后，研究人员仍旧在该风险方面发现了重大差别。

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Stanciole found that after controlling for age, employment, income, race, sex, and other factors, having insurance corresponded with drinking more, smoking more, and being more sedentary.

FORBES: Oregon Health Experiment Shows That Having Health Insurance Is Different Than Being Healthy

The researchers found that sitting was associated with a higher death risk after controlling for factors including age, gender, smoking status, physical activity, education, body mass index, as well as living in an urban or city environment.

FORBES: Why Sitting Increases Your Risk of Dying Sooner

Children with poor nutrition at age 3 are more aggressive and antisocial in the teenage years after controlling for a host of social adversity factors.

CNN: Opinion: Unlocking crime using biological keys