December 2006 • Volume 100 • Special Supplement

Table 9

Moderate/severe functional limitations and health status for older adults with comorbid low back pain and visual impairment (VI).

Note: (a) = Reference group for multivariate analysis. CI = confidence interval. AOR = adjusted odds ratio. All AORs adjusted by age, race/ethnicity and sex. Findings statistically significant at p < .001.

Data Source: National Center for Health Statistics. (1997-2004). National Health Interview Survey, Sample Adult Files. Hyattsville, MD: Centers for Disease Control and Prevention. Retrieved January 5, 2006, from http://www.cdc.gov/nchs/nhis.htm.

Description: There are 5 main heads: Domain; No VI, no low back pain(a), with subheads %, AOR, and AOR 95% CI; Low back pain only, with subheads %, AOR, and AOR 95% CI; VI only, with subheads %, AOR, and AOR 95% CI; and Both VI & low back pain, with subheads %, AOR, and AOR 95% CI.

Domain: Difficulty walking 1/4 mile; No VI, no low back pain(a), %: 14.2; No VI, no low back pain(a), AOR: 1.0; No VI, no low back pain(a), AOR 95% CI: --; Low back pain only, %: 34.1; Low back pain only, AOR: 2.4; Low back pain only, AOR 95% CI: plus or minus 0.1; VI only, %: 40.1; VI only, AOR: 2.9; VI only, AOR 95% CI: plus or minus 0.2; Both VI & low back pain, %: 50.3; Both VI & low back pain, AOR: 5.9; Both VI & low back pain, AOR 95% CI: plus or minus 0.5.

Domain: Difficulty climbing 10 steps; No VI, no low back pain(a), %: 10.2; No VI, no low back pain(a), AOR: 1.0; No VI, no low back pain(a), AOR 95% CI: --; Low back pain only, %: 25.8; Low back pain only, AOR: 2.2; Low back pain only, AOR 95% CI: plus or minus 0.1; VI only, %: 32.0; VI only, AOR: 2.9; VI only, AOR 95% CI: plus or minus 0.3; Both VI & low back pain, %: 41.3; Both VI & low back pain, AOR: 5.9; Both VI & low back pain, AOR 95% CI: plus or minus 0.3.

Domain: Difficulty shopping; No VI, no low back pain(a), %: 5.3; No VI, no low back pain(a), AOR: 1.0; No VI, no low back pain(a), AOR 95% CI: --; Low back pain only, %: 15.2; Low back pain only, AOR: 2.1; Low back pain only, AOR 95% CI: plus or minus 0.2; VI only, %: 21.6; VI only, AOR: 3.8; VI only, AOR 95% CI: plus or minus 0.4; Both VI & low back pain, %: 26.6; Both VI & low back pain, AOR: 6.1; Both VI & low back pain, AOR 95% CI: plus or minus 0.7.

Domain: Difficulty socializing; No VI, no low back pain(a), %: 4.3; No VI, no low back pain(a), AOR: 1.0; No VI, no low back pain(a), AOR 95% CI: --; Low back pain only, %: 11.4; Low back pain only, AOR: 1.9; Low back pain only, AOR 95% CI: plus or minus 0.2; VI only, %: 17.1; VI only, AOR: 3.2; VI only, AOR 95% CI: plus or minus 0.4; Both VI & low back pain, %: 21.1; Both VI & low back pain, AOR: 5.7; Both VI & low back pain, AOR 95% CI: plus or minus 0.7.

Domain: Better health status; No VI, no low back pain(a), %: 12.8; No VI, no low back pain(a), AOR: 1.0; No VI, no low back pain(a), AOR 95% CI: --; Low back pain only, %: 13.7; Low back pain only, AOR: 1.2; Low back pain only, AOR 95% CI: plus or minus 0.07; VI only, %: 12.7; VI only, AOR: 1.1; VI only, AOR 95% CI: plus or minus 0.08; Both VI & low back pain, %: 12.4; Both VI & low back pain, AOR: 1.4; Both VI & low back pain, AOR 95% CI: plus or minus 0.1.

Domain: Worse health status; No VI, no low back pain(a), %: 8.5; No VI, no low back pain(a), AOR: 1.0; No VI, no low back pain(a), AOR 95% CI: --; Low back pain only, %: 21.3; Low back pain only, AOR: 2.3; Low back pain only, AOR 95% CI: plus or minus 0.1; VI only, %: 25.0; VI only, AOR: 2.5; VI only, AOR 95% CI: plus or minus 0.1; Both VI & low back pain, %: 32.5; Both VI & low back pain, AOR: 5.4; Both VI & low back pain, AOR 95% CI: plus or minus 0.5.

Domain: Same(a) health status; No VI, no low back pain(a), %: 78.6; No VI, no low back pain(a), AOR: 1.0; No VI, no low back pain(a), AOR 95% CI: --; Low back pain only, %: 65.0; Low back pain only, AOR: 1.0; Low back pain only, AOR 95% CI: *; VI only, %: 62.2; VI only, AOR: 1.0; VI only, AOR 95% CI: *; Both VI & low back pain, %: 55.1; Both VI & low back pain, AOR: 1.0; Both VI & low back pain, AOR 95% CI: *.

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