Table 1:

Characteristics of all continuously-enrolled patients with commercial outpatient claims, by presence or absence of a chronic pain diagnosis - Marketscan, 2014

Demographic characteristics	Chronic pain diagnosisb	No chronic pain diagnosis
Number of Patients	2,072,060	19,673,173
Diagnosis of a depressive disorder (%)	15.01	6.73
Diagnosis of a seizure disorder (%)	1.52	0.76
Age (mean (SD) (years))	45.24 (13.78)	33.22 (18.80)
Age (years)a
<18	5.84	27.00
18–29	8.47	15.72
30–39	14.74	14.16
40–49	23.86	17.05
50–64	47.09	26.07
Sex (%)a
Male	38.30	46.10
Female	61.70	53.90
Insurance plan typeac
Comprehensive	2.61	1.84
Exclusive Provider Organization (EPO)	0.97	1.11
Health Maintenance Organization (HMO)	9.61	11.19
Point of Service (POS)	6.05	5.60
Preferred Provider Organization (PPO)	64.63	61.31
Point of Service with capitation (POS/cap)	0.65	0.74
Consumer Driven Health Plan (CDHP)	9.82	10.65
High Deductible Health Plan (HDHP)	5.67	7.56
Regiona
Northeast	21.15	20.67
North Central	21.23	20.85
South	38.90	38.96
West	16.36	16.80
Unknown	2.35	2.71
Prescription statusa
No opioid or nonopioid prescriptions	38.33	74.63
Opioids only	15.88	9.46
Nonopioids onlyd	17.35	8.93
Both opioids and nonopioidsd	28.44	6.97

^aColumn percentages are presented

^bAll comparisons between patients with or without chronic pain were statistically significant at the p<0.001 level.

^cComplete definitions for insurance plan type can be found from Truven Health MarketScan®Database⁷

^dIncludes nonsteroidal anti-inflammatory drugs (NSAIDs), analgesics/antipyretics, anticonvulsants, and antidepressants.