Pre-column derivatisation method for the measurement of glycosylated hydroxylysines of collagenous proteins

Measurement of the glycosylated hydroxylysines galactosyl- and glucosylgalactosylhydroxylysine (GH and GGH) in combination with other amino acids has been based on ion-exchange chromatography followed by reaction with ninhydrin. Here, a rapid and sensitive high-performance liquid chromatographic method with fluorimetric detection has been...

Differences in health status of older adults with in the hip or knee only and with additional mobility restricting conditions

Objective. To determine differences in health status of people aged 55 to 74 years with pain in the hip or knee only and with additional mobility restricting conditions. Methods. A subsample from a community based study on pain, disability, comorbidity, and radio-logical osteoarthritis (OA) was used to identify a group with current pain in the...

Physical and psychosocial disability in elderly subjects in relation to pain in the hip and/or knee

Objective. To determine physical and psychosocial disability in subjects aged 55 to 74 years living in the community, in relation to pain in the hip and/or knee, and to explore the relationships between pain, physical and psychosocial disability, and selected background variables. Methods. A subsample from a community based study on pain,...

Musculoskeletal symptoms and workload in 12 branches of Dutch agriculture

A postal questionnaire survey was carried out in Dutch agriculture to identify high risk branches with respect to musculoskeletal symptoms and workload. The study population comprised a sample 2580 male employees and employers, with a response rate of 49%. A total of 75% of the employees and 71% of the employers reported musculoskeletal symptoms...