Validity of Self-Reported Diagnosis of Osteoporosis in Japan Nurses' Health Study.
Takumi KurabayashiYuki IdenoKazue NagaiNaho MaruokaKiyoshi TakamatsuToshiyuki YasuiKunihiko HayashiPublished in: Clinical epidemiology (2021)
Self-reporting was associated with a high NPV for the incidence of osteoporosis. Although the PPV was slightly lower, additional corroborations by confirmation questionnaire might improve the PPV.