Differences in the association of oral health knowledge, attitudes, and practices with frailty among community-dwelling older people in China.

Background: Oral health and frailty are significantly related and should be well examined, especially in late life. Few studies have explored the relationship of oral health knowledge, attitudes, and practices with frailty and examined sociodemographic variations in this association. This study aimed to examine the association between oral health knowledge, attitudes, practices and frailty, with a special focus on comparing differences in their association among the Chinese community-dwelling older population.

Detection of anti-MHAV and anti-MHEV IgM in patients with sporadic acute hepatitis in Beijing between 1995-2000.

Objective: To investigate the age range, liver function damage and prognosis of patients with sporadic acute hepatitis A and E in Beijing.

Methods: Enzyme immunoassay (EIA) was used to detect anti-HAV and anti-HEV immunoglobulin M (IgM). Serum samples were collected from the patients with sporadic acute viral hepatitis in Beijing from January 1995 to June 2000.