Table 1.

Sociodemographic characteristics of black and white respondents by pain interference levels.¹

	Black Respondents					White Respondents
	No/Low Pain n=6,2202	Moderate Pain n=5912	Severe Pain n=1,3462	χ2	p	No/Low Pain n=19,2602	Moderate Pain n=2,0012	Severe Pain n=3,0562	χ2	p
Characteristics	%	%	%			%	%	%
Gender				12.04	<0.001				25.02	<0.001
Male	45.3	38.5	36.9			50.6	57.3	57.5
Female	54.7	61.5	63.1			49.4	42.7	42.5
Marital status				16.29	<0.001				38.56	<0.001
Married	42.7	44.4	39.5			65.1	62.6	60.4
Previously married	19.9	31.7	33.5			15.7	25.5	27.5
Never married	37.4	23.9	27.0			19.2	11.9	12.1
Education				8.72	<0.001				27.65	<0.001
Less than HS	16.6	26.3	32.0			9.0	18.1	22.1
HS graduate	32.1	29.5	33.7			29.2	32.9	34.3
Some college	33.8	32.5	24.9			31.8	30.7	28.0
College or higher	17.5	11.7	9.4			30.0	18.3	15.6
Employment				24.03	<0.001				54.40	<0.001
Full time	61.0	37.3	29.3			57.9	36.3	28.6
Part time	9.6	10.3	5.8			11.4	10.1	7.0
Not working	29.4	52.4	64.9			30.7	53.6	64.4
Age (mean age ± SE)3	40.5±0.3	49.2±0.8	49.6±0.6	132.814	<0.001	45.2±0.2	54.3±0.5	54.4±0.4	293.64	<0.001
Household annual income				10.90	<0.001				33.30	<0.001
$0–19,999	28.3	39.3	51.4			15.5	25.6	33.7
$20,000–34,999	22.4	23.4	19.9			18.0	22.8	22.5
$35,000–69,999	33.6	28.1	21.6			35.2	32.1	27.6
$70,000+	15.7	9.2	7.1			31.3	19.5	16.2

¹Proportions in table represent weighted percentages, stratified by race

²Ns represent actual number in each category

³Numbers represent weighted mean values, stratified by race

⁴For the continuous variable of age, we conducted a Wald F test