Group B (Tennis ball technique)
Patients were asked to place the tennis ball between the thoracic region along medial border of scapula and wall or floor under the supervision of therapist. Both sides of spine were treated. Then they were asked to apply specific pressure to the aching spot along the medial border of scapula. After having relax period of 2 min, pressure was reapplied. The session last for 15 min with three repetitions [Consort diagram