Working long hours was not significantly associated with preterm birth, according to the authors.

Higher scores were significantly associated with more violence, higher alcohol use, and estimated lower intelligence.

Age was not, however, significantly associated with in-hospital mortality in this study.

The differences across cultures can be significantly associated to the need to be socially accepted.

Fish consumption was not significantly associated with birth weight, length or head circumference.

Results indicate that two personality traits were found to be significantly associated with divergent thinking.

Teachers' status in school is also significantly associated with efficiency and threat.

The gender of teachers is not significantly associated with their attitudes as represented by these factors.

Alcohol abuse is significantly associated with suicide and violence.

In a Mediterranean population of 8,000 men and women, meat consumption was significantly associated with weight gain.