Table 1.

Socio-Demographic Characteristics of Respondents with or without a Chronic Pain Condition, by Age Group

		With Chronic Pain (N=3135)			Without Chronic Pain (N=3494)
Sample Characteristics N(%)	Overall (N=6629)	18~60 (N=2074)	Over 60 (N=1061)	Chisq (df) P Value	18~60 (N=2904)	Over 60 (N=590)	Chisq (df) P Value
Age
Under 30	852 (13.8%)
31 to 45	2117 (33.2%)
46 to 60	2009 (25.2%)
Over 60	1651 (27.8%)
Gender
Female	4122 (52.2%)	1396 (56.2%)	746 (64.3%)	211.01 (1) p<0.001	1654 (46.4%)	326 (48.2%)	0.51 (1) p=0.476
Race				24.05 (3) p<0.001			29.54 (3) p<0.001
White	5289 (75.4%)	1654 (74.7%)	910 (83.7%)		2227 (71.0%)	498 (83.3%)
Black	740 (11.8%)	234 (12.1%)	98 (10.1%)		359 (13.2%)	49 (8.2%)
Hispanic	401 (9.7%)	111 (10.0%)	31 (3.4%)		233 (12.9%)	26 (4.7%)
Other	199 (3.1%)	75 (3.3%)	22 (2.8%)		85 (2.9%)	17 (3.8%)
Marital Status				57.76 (2) p<0.001			47.76 (2) p<0.001
Married	3974 (62.1%)	1252 (60.4%)	545 (53.3%)		1829 (66.4%)	348 (61.5%)
Single	2262 (32.5%)	667 (31.4%)	503 (45.8%)		862 (27.0%)	230 (37.9%)
Unmarried partner	375 (5.4%)	148 (8.2%)	11 (0.8%)		206 (6.7%)	10 (0.7%)
Education, N(%)				48.05 (2) p<0.001			33.95 (2) p<0.001
Less than high school	732 (13.2%)	205 (11.3%)	257 (27.5%)		166 (8.1%)	104 (16.2%)
HS Grad or some college	3973 (61.3%)	1275 (64.3%)	628 (57.0%)		1719 (61.0%)	351 (62.5%)
College or high	1924 (25.5%)	594 (24.4%)	176 (15.6%)		1019 (30.9%)	135 (21.3%)
Total household income, Mean (SD)	$54297 (56257)	$55211 (47255)	$31831 (37364)	125.32 (1) p<0.001	$63521 (60342)	$48465 (71001)	14.56 (1) p<0.001
Health insurance coverage				211.01 (4) p<0.001			177.31 (4) p<0.001
Medicare	1094 (17.7%)	134 (5.2%)	614 (60.1%)		49 (1.5%)	297 (49.7%)
Medicaid	152 (2.3%)	77 (3.8%)	16 (1.8%)		57 (2.0%)	2 (0.6%)
Private	4468 (66.4%)	1524 (74.1%)	348 (31.1%)		2355 (80.9%)	241 (42.1%)
Other	224 (3.5%)	69 (3.5%)	50 (4.3%)		72 (2.6%)	33 (6.0%)
Uninsured	648 (10.1%)	254 (13.4%)	31 (2.7%)		350 (12.9%)	13 (1.6%)