This paper is concernedwith generalized joint laxity occurring as an isolated finding in otherwise normal subjects. We have used the name "Hypermobility Syndrome" for the situation in which this joint laxity is associated with musculoskeletal complaints. The range of joint motion varies considerably between individuals and with age, race, and body build. Where the joints are unduly lax and the ...

BACKGROUND We investigated relationships between generalized joint laxity and primary lumbar disc herniation occurrence and compared clinical outcomes after conservative treatment in lumbar disc herniation patients with and without generalized joint laxity. METHODS The study group included 128 men, and the control group included 276 men matched for age and body mass index with the study group...

a generalized heckman model is used for the joint modeling of longitudinal continuousresponses and dropout in order to see the influence of a small perturbation of the elements of thecovariance structure on displacement of the likelihood. the perturbation from random dropout in thedirection of informative dropout is considered for mastitis data.