TABLE 1—
Prevalence and Adjusted Odds of Pain-Related Activity Difficulty (PRAD), by Selected Sociodemographic Characteristics: 2002
| No PRAD days (0 days in past 30) | Infrequent PRAD (1–13 days in past 30) | Frequent PRAD (14–30 days in past 30) | ||||
| Characteristic | % (95% CI) | AORa (95% CI) | % (95% CI) | AORa (95% CI) | % (95% CI) | AORa (95% CI) |
| Age group, y | ||||||
| 18–24 | 79.8 (77.9, 81.6) | 1.0 | 16.8 (15.1, 18.6) | 1.0 | 3.4 (2.7, 4.4) | 1.0 |
| 25–34 | 79.8 (78.4, 81.1) | 0.9 (0.7, 1.0) | 15.8 (14.6, 17.1) | 1.0 (0.9, 1.2) | 4.4 (3.8, 5.1) | 1.6 (1.2, 2.2) |
| 35–44 | 74.7 (73.4, 76.0) | 0.7 (0.6, 0.8) | 16.6 (15.6, 17.8) | 1.1 (0.9, 1.3) | 8.7 (7.8, 9.6) | 3.0 (2.2, 4.0) |
| 45–54 | 70.6 (69.1, 72.0) | 0.6 (0.5, 0.7) | 17.1 (16.0, 18.3) | 1.1 (1.0, 1.4) | 12.3 (11.3, 13.5) | 3.9 (2.9, 5.4) |
| 55–64 | 72.3 (70.7, 73.8) | 0.7 (0.6, 0.9) | 14.6 (13.3, 15.9) | 0.9 (0.8, 1.1) | 13.2 (12.1, 14.3) | 3.4 (2.5, 4.6) |
| 65–74 | 73.8 (72.0, 75.6) | 0.9 (0.7, 1.1) | 12.3 (11.1, 13.7) | 0.7 (0.6, 0.9) | 13.8 (12.5, 15.3) | 3.2 (2.3, 4.5) |
| ≥ 75 | 72.9 (70.7, 75.0) | 0.9 (0.7, 1.1) | 11.6 (10.3, 13.1) | 0.6 (0.5, 0.8) | 15.5 (13.7, 17.5) | 3.3 (2.3, 4.6) |
| Gender | ||||||
| Men | 77.4 (76.5, 78.3) | 1.0 | 14.6 (13.9, 15.4) | 1.0 | 8.0 (7.5, 8.6) | 1.0 |
| Women | 72.9 (72.1, 73.7) | 0.8 (0.8, 0.9)d | 16.5 (15.9, 17.2) | 1.2 (1.1, 1.3) | 10.6 (10.0, 11.2) | 1.2 (1.1, 1.3) |
| Race/ethnicity | ||||||
| White, non- Hispanic | 74.2 (73.6, 74.8) | 1.0 | 15.9 (15.4, 16.4) | 1.0 | 9.9 (9.5, 10.3) | 1.0 |
| Black, non-Hispanic | 76.4 (74.1, 78.4) | 1.3 (1.2, 1.5) | 15.1 (13.5, 17.0) | 0.9 (0.8, 1.0) | 8.5 (7.2, 10.1) | 0.7 (0.6, 0.8) |
| Hispanic | 77.8 (75.2, 80.2) | 1.2 (1.1, 1.5) | 14.9 (13.0, 17.0) | 0.9 (0.8, 1.1) | 7.4 (5.8, 9.3) | 0.7 (0.5, 0.9) |
| Other b | 76.8 (74.1, 79.3) | 1.1 (1.0, 1.3) | 14.8(12.6, 17.2) | 0.9 (0.7, 1.1) | 8.4 (7.0, 10.1) | 0.9 (0.7, 1.2) |
| Education | ||||||
| < High-school graduate | 71.8 (69.6, 73.9) | 1.0 | 13.1 (11.7, 14.7) | 1.0 | 15.1 (13.4, 16.9) | 1.0 |
| High-school graduate | 74.0 (72.9, 75.1) | 1.0 (0.9, 1.1) | 15.5 (14.6, 16.4) | 1.2 (1.0, 1.4) | 10.5 (9.9, 11.2) | 0.8 (0.7, 1.0) |
| > High-school graduate | 76.3 (75.6, 77.1) | 1.0 (0.9, 1.2) | 16.2 (15.5, 16.9) | 1.3 (1.1, 1.5) | 7.5 (7.0, 7.9) | 0.7 (0.6, 0.8) |
| Marital status | ||||||
| Currently married | 76.7 (76.0, 77.5) | 1.0 | 14.6 (14.0, 15.3) | 1.0 | 8.7 (8.2, 9.2) | 1.0 |
| Previously marriedc | 68.2 (66.9, 69.5) | 0.8 (0.7, 0.8)d | 16.2 (15.2, 17.2) | 1.2 (1.1, 1.3) | 15.6 (14.6, 16.7) | 1.3 (1.1, 1.4) |
| Never marriedc | 76.3 (74.8, 77.7) | 0.8 (0.7, 0.9) | 17.6 (16.4, 18.9) | 1.3 (1.1, 1.4) | 6.1 (5.4, 7.0) | 1.1 (0.9, 1.3) |
| Employment status | ||||||
| Employed | 79.0 (78.3, 79.7) | 1.0 | 15.7 (15.1, 16.4) | 1.0 | 5.3 (5.0, 5.7) | 1.0 |
| Unemployed | 70.3 (67.2, 73.2) | 0.6 (0.5, 0.7) | 17.8 (15.5, 20.5) | 1.2 (1.0, 1.4) | 11.9 (9.9, 14.2) | 2.5 (2.0, 3.1) |
| Unable to work | 26.6 (23.5, 30.0) | 0.1 (0.1, 0.1)d | 17.8 (15.3, 20.5) | 1.2 (1.0, 1.5) | 55.7 (52.0, 59.3) | 17.5 (14.7, 20.7) |
| Retired | 73.1 (71.7, 74.4) | 0.7 (0.6, 0.8) | 13.2 (12.2, 14.3) | 1.2 (1.0, 1.4) | 13.7 (12.7, 14.8) | 2.0 (1.7, 2.5) |
| Student/homemaker | 75.7 (73.9, 77.4) | 0.8 (0.7, 0.9) | 16.5 (15.0, 18.1) | 1.1 (0.9, 1.2) | 7.8 (6.9, 8.9) | 1.7 (1.4, 2.1) |
Note. CI = confidence interval; AOR = adjusted odds ratio.
aAdjusted by gender, age, race/ethnicity, marital status, education, and employment status.
bAsian, non-Hispanic; Native Hawaiian/Pacific Islander, non-Hispanic; American Indian/Alaska Native, non-Hispanic; other race, non-Hispanic; multirace, non-Hispanic.
cPreviously married includes those divorced, widowed, or separated; never married includes those never married and members of unmarried couples.
dPoint estimate is the same as either the upper or lower bound of the confidence interval because of rounding.