Figure 1From: Patient characteristics and clinical management of patients with shoulder pain in U.S. primary care settings: Secondary data analysis of the National Ambulatory Medical Care Survey Cohort Assembly of Primary Care Office Visits for Shoulder Pain in the U.S. from National Ambulatory Medical Care Surveys (1993–2000). A cohort of patients ≥ 18 years of age with shoulder pain were assembled from office visits to self-reporting internal medicine and family practice physicians.Back to article page