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. Author manuscript; available in PMC: 2015 Jul 25.
Published in final edited form as: J Nutr Health Aging. 2012 Jul;16(7):601–608. doi: 10.1007/s12603-012-0084-2

Table 1.

Baseline characteristics for AAH participants with no ADL difficulty or no ADL dependence

No ADL difficulty at Baseline (N=703)
Healthy (n=421) Prefrail (n=263) Frail (n=19) P-Value*
Age, y 56.10 + 4.5 56.10 + 4.4 57.79 + 3.9 .263
Male 46.1% 29.7% 21.1% <.001
Education, y 12.93 + 3.0 12.34 + 2.9 12.00 + 2.4 .024a
Marital Status .029
 Married 36.1% 36.3% 31.6%
 Divorced/Separated 40.7% 30.2% 52.6%
 Widowed 9.6% 14.5% 10.5%
 Single 13.6% 19.1% 5.3%
Self-Rated Health Fair or Poor 18.8% 43.0% 84.2% <.001
Had any health Insurance 85.0% 83.2% 78.9% .667
Ever Received Medicaid Insurance 11.9% 25.2% 26.3% <.001
Income (below 20k) 26.6% 34.2% 52.6% .010
MMSE 28.30 + 2.4 27.81 + 2.7 27.53 + 2.8 .031a
Animal Naming 19.89 + 6.1 18.27 + 6.2 17.11 + 6.1 .002a
BMI 28.63 + 5.6 30.44 + 6.6 32.08 + 7.2 <.001a,b
Smoking Status .316
 Non-Smoker 34.9% 32.7% 21.1%
 Past Smoker 34.0% 29.7% 42.1%
 Current Smoker 31.1% 37.6% 36.8%
Falls Efficacy Scale 98.72 + 5.2 95.97 + 8.3 92.95 + 7.6 <.001a,b
No ADL Dependence at Baseline (N=883)
Healthy (n=444) Prefrail (n=373) Frail (n=66) P-Value*
Age, y 56.15 + 4.5 56.37 + 4.4 56.71 + 4.0 .555
Male 46.2% 30.3% 27.3% <.001
Education, y 12.89 + 3.0 12.29 + 2.9 11.15 + 2.8 <.001ac
Marital Status .003
 Married 37.0% 32.2% 22.7%
 Divorced/Separated 39.5% 31.9% 47.0%
 Widowed 10.4% 17.3% 15.2%
 Single 13.2% 18.6% 15.2%
Self-Rated Health Fair or Poor 20.0% 47.5% 89.4% <.001
Had any health Insurance 85.1% 83.1% 71.9% .029
Ever Received Medicaid Insurance 11.9% 30.6% 39.1% <.001
Income (below 20k) 27.0% 40.5% 53.0% <.001
MMSE 28.30 + 2.4 27.79 + 2.7 26.68 + 3.4 <.001ac
Animal Naming 19.85 + 6.0 18.26 + 6.0 17.19 + 5.8 <.001a,b
BMI 28.66 + 5.8 31.12 + 7.0 33.50 + 9.7 <.001ac
Smoking Status .556
 Non-Smoker 34.5% 32.2% 28.8%
 Past Smoker 34.2% 31.4% 34.8%
 Current Smoker 31.3% 34.8% 36.4%
Falls Efficacy Scale 98.70 + 5.2 93.25 + 11.5 80.94 + 20.0 <.001ac
*

ANOVA for continuous outcomes and chi-square for categorical outcomes;

a

Pre-frail versus healthy p<.05 by Tukey posthoc analysis for ANOVA;

b

Frail versus healthy p<.05 by Tukey posthoc analysis for ANOVA;

c

Frail versus pre-frail p<.05 by Tukey posthoc analysis for ANOVA.