Relationship Between Physical Activity, Tic Severity and Quality of Life in Children with Tourette Syndrome.

Objective: To examine the relationship between physical activity, tic severity and quality of life (QoL) in children and adolescents with persistent tic disorder and Tourette Syndrome.

Method: Baseline data was examined from a larger randomized controlled trial (Clinicaltrials.gov NCT02153463).

Factors associated with active commuting among a nationally representative sample of Canadian youth.

Objectives: Given the link between active commuting and physical activity, this study examined factors associated with active commuting among a nationally representative sample of Canadian youth.

Methods: Using data from the 2010-11 Youth Smoking Survey, this study examined different forms of commuting (active, inactive, mixed) and factors associated with either mixed or active commuting among grade 6 to 12 students.

Results: Among Canadian youth in 2010-11, only 22.

Simultaneous versus staged bilateral total knee arthroplasty: a meta-analysis evaluating mortality, peri-operative complications and infection rates.

Background: An important source of debate in many orthopaedic practices is the choice of performing simultaneous or staged bilateral total knee arthroplasty.

Questions/purpose: The objective of this meta-analysis is to compare simultaneous bilateral with staged bilateral total knee arthroplasty for peri-operative complication rates, infection rates and mortality outcomes.

Methods: All relevant citations were retrieved from MEDLINE, EMBASE, COCHRANE databases and the unpublished literature.