Knee osteoarthritis: influence of work involving heavy lifting, kneeling, climbing stairs or ladders, or kneeling/squatting combined with heavy lifting | Semantic Scholar
@article{Jensen2007KneeOI, title={Knee osteoarthritis: influence of work involving heavy lifting, kneeling, climbing stairs or ladders, or kneeling/squatting combined with heavy lifting}, author={Lilli Kirkeskov Jensen}, journal={Occupational and Environmental Medicine}, year={2007}, volume={65}, pages={72 - 89}, url={https://api.semanticscholar.org/CorpusID:8867823} }
It is concluded that moderate evidence was found for a relationship between kneeling, heavy lifting and kneeOA, and the association seemed stronger than for kneeling/squatting or heavy lifting alone, but only a few studies were found concerning this relationship.