Table 4.

Most common chief complaints

Chief Complaints	Number	Percent
Prior to Enrollment
Headache	30	27.8
Back pain	24	22.2
Abdominal pain	17	15.7
Extremity pain	10	9.3
Chest pain	6	5.6
Medication refill	5	4.6
Substance abuse	3	2.8
Psychiatric complaint	3	2.8
Other complaints	10	7.3
After Enrollment
Abdominal pain	15	18.1
Headache	12	14.5
Extremity pain	12	14.5
Nausea, vomiting	6	7.2
Chest pain	5	6.0
Back pain	5	6.0
Substance abuse	4	4.8
Shortness of breath	4	4.8
Medication refill	3	3.6
Psychiatric complaint	3	3.6
Neck pain	3	3.6
Other complaints	11	10.9