Heavy domestic, but not recreational, physical activity is associated with low back pain: Australian Twin low BACK pain (AUTBACK) study
Markus Huebscher, Manuela L Ferreira, Daniela RG Junqueira, Kathryn M Refshauge, Chris G Maher, John L Hopper, Paulo H Ferreira
European Spine Journal | SPRINGER | Published : 2014
PURPOSE: To evaluate the association between domestic and recreational physical activity (PA) and low back pain (LBP) after adjusting for genetic and environmental influences. METHODS: Twins were recruited through the Australian twin registry. LBP prevalence and domestic (vigorous gardening/heavy yard work) and recreational (light walking, moderate/vigorous) PA were assessed by a validated questionnaire. Associations were analysed using a cross-sectional analysis of the complete sample of 486 twins, including a matched case-control analysis of 69 twin pairs discordant for LBP. Logistic regression and the lincom post-estimation method were used for the analysis. Odds ratios (OR) with 95 % con..View full abstract
MH is supported by a postdoctoral fellowship from the German Academic Exchange Service (DAAD). CM is supported by a research fellowship from the Australian Research Council. JLH is a Senior Principal Research Fellow of the Australian National Health and Medical Research Council.