Table 3.

Distribution of Patient Characteristics Between Patients Who Completed Survey and Patients Who Did Not

	Patients Who Completed Survey (n=1085)	Patients Who Did Not Complete Survey (n=8996)
Demographics
Age, Yrs., mean±SD	44.79±11.27	46.74±11.75
Female, n, %	688, 63.41	5058, 56.22
Pain Diagnosis
Abdominal pain, n, %	390, 35.94	2880, 32.01
Arthritis pain, n, %	325, 29.95	2554, 28.39
Back pain, n, %	376, 34.65	2720, 30.24
Chronic pain, n, %	285, 26.27	1853, 20.6
Headache, n, %	298, 27.47	2104, 23.39
Neuropathic pain, n, %	390, 35.94	2880, 32.01
Psychiatric Diagnosis
Alcohol use, n, %	40, 3.69	309, 3.43
Anxiety, n, %	360, 33.18	2588, 28.77
Depression, n, %	292, 26.91	2030, 22.57
Opioid Use During the 18-Month Period from 7/1/15 to 12/31/16
N of Opioid Prescribers, mean±SD	3.78±2.18	3.4±2.13
N of Pharmacies Opioid Fills, mean±SD	2.76±1.41	2.53±1.33
N of Opioid Dispensings, median, IQR	8.77, 7.69	7.75, 7.29
Duration of Opioid Use, median, IQR	151.33, 181.47	130.01, 175.76
Opioid Daily Dose (MME/day), median, IQR	40.84, 37.14	40.03, 34.65
Use of Other Medications with Abuse Potential During the 18-Month Period from 7/1/15 to 12/31/16
Benzodiazepine, n, %	351, 32.35	2844, 31.61
Sleep Aid, n, %	169, 15.58	1224, 13.61
Amphetamines, n, %	84, 7.74	596, 6.63

Abbreviations: N, number; SD, standard deviation; MME, morphine milligram equivalent; IQR, interquartile range.