To do so, two parallel straight lines vertical to the ground were traced – one passing through the ulnar styloid process and the other by the lateral malleolus – afterwards, a line was traced parallel to these two lines, and its measurement was established. This was considered next to a meter reference measure which was placed on the surface of a wooden table where the patient was positioned for the test
The photographs were taken following the norms established by Watson and Macdonncha15 ,with the aim of avoiding image distortion. For the photographic recording, the participants were positioned in the test position on a 40 cm wide x 160 cm long wood table for the flexibility assessment