Genetic risk scores used in cardiovascular disease prediction models: a systematic review.

Background: Cardiovascular disease is caused by a combination of genetic and environmental risk factors. Some risk factors can change with age, but a genetic predisposition is permanent. Therefore, identifying the genotype of cardiovascular disease and using it alone or in combination with existing risk algorithms can improve risk prediction.

First-time fathers' experiences during their transition to parenthood: A study of Korean fathers.

Purpose: This study was conducted to explore first-time fathers' experiences during their transition to parenthood in South Korea.

Methods: Data were collected from September 2019 to February 2020 through in-depth interviews that were conducted individually with 12 participants. First-time fathers with children under 2 months of age were recruited.

Development of the Korean Paternal-Fetal Attachment Scale (K-PAFAS).

Purpose: This study is a methodological study aimed to develop the Korean Paternal-Fetal Attachment Scale (K-PAFAS) to measure the level of attachment between the father and the expected baby, and to examine its validity and reliability.

Methods: The K-PAFAS was developed in four steps. The first step involved derivation of the initial items through review of the literature and in-depth interviews with 10 expectant fathers.