Negative family conditions were one of the main risk factors of behavior problems in adolescents.

不良家庭因素是初中生行为问题发生的重要危险因素之一。

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Conclusion Chronic non-infectious diseases related behavior life style were the main risk factors influenced the health of the staff.

结论与行为生活方式有关的慢性非传染性疾病成为威胁职工身体健康的主要危险因素。

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Perceived risk has been considered as the main factor that inhibits consumers online purchase, and reducing perceived risk is an effective way to boost consumers online purchasing behavior.

感知风险是制约消费者在线购物的主要原因，降低感知风险是促进消费者网上购物的有效途径。

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The main character in the film suffers from bipolar disorder, a condition for which there is a risk of violent behavior if symptoms become severe and go untreated.

CNN: Opinion: Film offers 'silver lining' for mental illness