Content Validation Instrument Rating Factors Contributing to Low Back Pain in Sports

• Main Authors: Dinan Mitsalina (Author), Tomoliyus (Author), Muhammad Imam Rahmatullah (Author), Aulia Gusdernawati (Author), Masnur Ali (Author)
• Format: Book
• Published: Universitas Negeri Semarang, 2021-08-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

The purpose of this study was to test instruments for assessing the causes of back pain in sports. This research method uses evaluation methods. The research subject is a document. The content validity test used in this study is the expert judgment with the Delphi technique. Validation test uses Con...