Author	Reason for Exclusion
Licciardone, J.C.; Aryal, S. Clinical Response and Relapse in Patients with Chronic Low Back Pain Following Osteopathic Manual Treatment: Results from the OSTEOPATHIC Trial. Man Ther 2014, 19, 541–548, https://doi.org/10.1016/j.math.2014.05.012. [27] Licciardone, J.C.; Gatchel, R.J.; Aryal, S. Targeting Patient Subgroups with Chronic Low Back Pain for Osteopathic Manipulative Treatment: Responder Analyses from a Randomized Controlled Trial. Journal of the American Osteopathic Association 2016, 116, 156–168, https://doi.org/10.7556/jaoa.2016.032. [28] Licciardone, J.C.; Gatchel, R.J.; Aryal, S. Recovery from Chronic Low Back Pain after Osteopathic Manipulative Treatment: A Randomized Controlled Trial. Journal of the American Osteopathic Association 2016, 116, 144–155, https://doi.org/10.7556/jaoa.2016.031. [29] Licciardone, J.C.; Kearns, C.M.; Crow, W.T. Changes in Biomechanical Dysfunction and Low Back Pain Reduction with Osteopathic Manual Treatment: Results from the OSTEOPATHIC Trial. Man Ther 2014, 19, 324–330, https://doi.org/10.1016/j.math.2014.03.004. [30] Licciardone, J.C.; Kearns, C.M.; Minotti, D.E. Outcomes of Osteopathic Manual Treatment for Chronic Low Back Pain According to Baseline Pain Severity: Results from the OSTEOPATHIC Trial. Man Ther 2013, 18, 533–540, https://doi.org/10.1016/j.math.2013.05.006. [31] Licciardone, J.C.; Kearns, C.M.; Hodge, L.M.; Bergamini, M.V.W. Associations of Cytokine Concentrations With Key Osteopathic Lesions and Clinical Outcomes in Patients With Nonspecific Chronic Low Back Pain: Results From the OSTEOPATHIC Trial. Journal of American Osteopathic Association 2012, 112, 596–605. [32] Licciardone, J.C.; Kearns, C.M. Somatic Dysfunction and Its Association With Chronic Low Back Pain, Back-Specific Functioning, and General Health: Results From the OSTEOPATHIC Trial. Journal of American Osteopathic Association 2012, 112, 420–428. [33] Licciardone, J.C.; Gatchel, R.J.; Kearns, C.M.; Minotti, D.E. Depression, Somatization, and Somatic Dysfunction in Patients with Nonspecific Chronic Low Back Pain: Results from the OSTEOPATHIC Trial. J Am Osteopath Assoc 2012, 112, 783–791. [34]	Secondary analyses of the OSTEOPATHIC trial conducted by Licciardone et al. excluded to avoid data duplication.
Hensel, K.L.; Pacchia, C.F.; Smith, M.L. Acute Improvement in Hemodynamic Control after Osteopathic Manipulative Treatment in the Third Trimester of Pregnancy. Complement Ther Med 2013, 21, 618–626, https://doi.org/10.1016/j.ctim.2013.08.008. [35] Hensel, K.L.; Roane, B.M.; Chaphekar, A.V.; Smith-Barbaro, P. PROMOTE Study: Safety of Osteopathic Manipulative Treatment during the Third Trimester by Labor and Delivery Outcomes. Journal of the American Osteopathic Association 2016, 116, 698–703, https://doi.org/10.7556/jaoa.2016.140. [36]	Secondary analyses of the PROMOTE study conducted by Hensel et al. excluded to avoid data duplication.
Ajimsha, M.S.; Daniel, B.; Chithra, S. Effectiveness of Myofascial Release in the Management of Chronic Low Back Pain in Nursing Professionals. J Bodyw Mov Ther 2014, 18, 273–281, https://doi.org/10.1016/j.jbmt.2013.05.007. [37]	Application of a single osteopathic technique without conducting a holistic assessment of the patients’ somatic dysfunctions. Therefore, it does not meet the eligibility criteria for this study.
Klein, R.; Bareis, A.; Schneider, A.; Linde, K. Strain-Counterstrain to Treat Restrictions of the Mobility of the Cervical Spine in Patients with Neck Pain-A Sham-Controlled Randomized Trial. Complement Ther Med 2013, 21, 1–7, https://doi.org/10.1016/j.ctim.2012.11.003. [38]	Application of a single osteopathic technique without conducting a holistic assessment of the patients’ somatic dysfunctions. Therefore, it does not meet the eligibility criteria for this study.
Guthrie, R.A.; Bedford, D.; Ralph Martin, T.H. Effect of Pressure Applied to the Upper Thoracic (Placebo) versus Lumbar Areas (Osteopath Ic Manipula Tive Treatment) for Inhibition of Lumbar Myalgia during Labor. J Am Osteopath Assoc 1982, 82, 247–251. [39]	Application of a single osteopathic technique without conducting a holistic assessment of the patients’ somatic dysfunctions. Therefore, it does not meet the eligibility criteria for this study.
Williams, N.H.; Wilkinson, C.; Russell, I.; Edwards, R.T.; Hibbs, R.; Linck, P.; Muntz, R. Randomized Osteopathic Manipulation Study (ROMANS): Pragmatic Trial for Spinal Pain in Primary Care. Fam Pract 2003, 20, 662–669, https://doi.org/10.1093/fampra/cmg607. [40]	Inclusion of patients with NP and LBP without differentiated data between the two types of patients, which does not allow for its inclusion in either qualitative or quantitative analysis.