Sentence examples for years before conception from inspiring English sources

Significant correlations exist between sequence variant frequencies and annual rainfall in the years before conception, with five- to eightfold frequency changes over short time periods.

Because the gestation period in buffalo is±340 days [7] almost one year correlations with rainfall in each of the three years before birth can be equally regarded as correlations with rainfall in the year of and in each of the two years before conception.

Critical exposure time windows were defined as pregnancy for mothers and up to 2 years before conception for fathers.

In further analyses, we stratified for having a diagnosis of epilepsy during the 5 years before conception of the index pregnancy.

We stratified the main analyses for mothers having a diagnosis of epilepsy during the 5 years before conception of the index pregnancy.

The data were re-analysed by Costas et al. (2002) who examined the association between leukemia and exposure to water from two contaminated wells (G and H) over four different time periods: from 2 years before conception to diagnosis, during the 2 years before conception, during pregnancy and from birth to diagnosis.

The OR for paternal exposure in the year before conception was 1.55 (95% CI 0.99 2.43).

For paternal exposure, this seemed mainly driven by exposure to aromatic solvents in the year before conception.

Paternal exposure to solvents in the year before conception was associated with an increased CBT risk: OR=1.55 (95% CI 0.99 2.43).

In our cohort, we did not test the protective effect of FA from 1 year before conception in our population.

Researchers have clearly demonstrated that risk factors for IPV associated with pregnancy encompass the time frame of one year before conception until one year after childbirth [ 11– 15].