Table 1.
1999 | 2008 |
P-value for Difference between Adults with Spine Conditions 1999 to 2008c |
|||||
---|---|---|---|---|---|---|---|
Spine Conditions |
No Spine Conditions |
P-valueb,c | Spine Conditions |
No Spine Conditions |
P-valueb,c | ||
No. of MEPS Respondents (sample) | 941 | 16,457 | 1,110 | 22,269 | |||
Projected National Estimates | |||||||
No. of US adults (millions) | 11.9 | 192.0 | 13.6 | 216.8 | |||
% of US adult population | 5.8 | 94.2 | 5.9 | 94.1 | |||
US Region (%) | |||||||
Northeast | 19.0 | 20.9 | 18.5 | 16.3 | |||
Midwest | 22.6 | 25.3 | 0.17 | 21.4 | 30.0 | <0.001 | 0.03 |
South | 35.9 | 33.9 | 37.0 | 28.1 | |||
West | 22.5 | 19.9 | 23.0 | 25.6 | |||
Sociodemographic Characteristics | |||||||
Age (mean) | 44.9 | 47.7 | <0.001 | 46.0 | 49.9 | <0.001 | 0.03 |
% female | 51.9 | 58.0 | 0.01 | 51.2 | 56.4 | 0.01 | 0.53 |
Race/Ethnicity (%) | |||||||
Hispanic | 10.8 | 5.7 | 14.1 | 5.9 | |||
Non-Hispanic White | 73.2 | 86.7 | <0.001 | 67.3 | 83.8 | <0.001 | 0.06 |
Non-Hispanic Black or African American | 11.9 | 5.4 | 11.9 | 5.7 | |||
Other or multiple races | 4.1 | 2.2 | 6.7 | 4.7 | |||
Marital status (%) | |||||||
married | 55.6 | 63.4 | 53.5 | 59.1 | |||
divorced, separated, or widowed | 20.1 | 21.4 | <0.001 | 20.3 | 23.4 | <0.001 | 0.28 |
never married | 24.3 | 15.1 | 26.2 | 17.5 | |||
Employment status (%) | |||||||
ever unemployed (or retired) during year? | 38.5 | 37.2 | 0.55 | 42.2 | 40.5 | 0.32 | 0.24 |
employed | 61.5 | 62.8 | 57.8 | 59.5 | |||
Education (%) | |||||||
high school graduate or less | 70.9 | 67.7 | 66.6 | 59.6 | |||
some college or associate’s degree | 15.4 | 17.2 | 0.24 | 16.7 | 20.1 | 0.01 | <0.01 |
bachelor s or graduate degree | 13.7 | 15.1 | 16.6 | 20.3 | |||
Health Insurance Coverage (%) | |||||||
private | 74.3 | 82.4 | 67.5 | 76.3 | |||
public | 13.4 | 11.7 | <0.001 | 16.7 | 15.9 | <0.001 | 0.02 |
uninsured | 12.3 | 5.8 | 15.8 | 7.8 | |||
Health Status Measures | |||||||
“fair” or “poor” self-reported health status (%) | 21.8 | 10.9 | <0.001 | 19.0 | 13.0 | <0.001 | 0.17 |
any self-reported limitaion (%) | 38.7 | 22.0 | <0.001 | 41.7 | 26.4 | <0.001 | 0.28 |
any social limitation (%) | 6.4 | 3.9 | 0.01 | 8.1 | 4.5 | <0.001 | 0.23 |
any work, school, or home limitation (%) | 12.8 | 6.6 | <0.001 | 15.4 | 8.4 | <0.001 | 0.14 |
any limitation in physical functioning (%) | 16.7 | 8.3 | <0.001 | 23.7 | 11.4 | <0.001 | <0.01 |
Abbreviations: MEPS, Medical Expenditure Panel Survey
No. of MEPS respondents includes adult (age ≥ 18 years) who were inscope and reported an ambulatory visit for primary ICD-9-CM condition related to spine conditions
P-values compare those adults with Spine Conditions to those No Spine Conditions
t-test used in comparison of means and χ2 statistic used in comparison of proportions