Long-term weight change in adulthood and incident diabetes mellitus: MY Health Up Study.

Aim: To investigate whether long-term weight/BMI change in adulthood has a significant impact on the incidence of diabetes, independent of attained weight status.

Methods: A number of 13,700 participants (2962 men and 10,738 women) aged 36 to 55 years were followed for up to 5 years using data from annual health checkups. Incident cases of diabetes were identified from self-reports or single fasting plasma glucose measurements (≥7.

Association between periodontal disease and peptic ulcers among Japanese workers: MY health up study.

Objective: This study aimed to investigate the association between periodontal disease and peptic ulcers in a working population.

Methods: Self-administered questionnaires were distributed to all employees of a large insurance company in Japan. The questionnaire asked about their health status and lifestyle habits.

Gender difference in physician workforce participation in Japan.

Objective: To investigate changes in Japanese physician workforce participation over time, with a focus on gender differences in career patterns.

Methods: Subjects were Japanese physicians who had participated in the biennial national physician survey at least once between 1980 and 2002. Two cohorts of physicians were traced: those who were between 25 and 64 years old and were already on the physician registry as of 1980 (Cohort 1980), and those on the registry as of 1990 (Cohort 1990).