Table 2 Summary of the descriptive characteristics of the study population
Characteristic | Value |
|---|---|
Sample Size, n | 182 |
Age, mean years (range, standard deviation) | 75.5 (65–98, 8.1) |
Gender, % Female | 64.3% |
Race | |
 % Caucasian | 74.7% |
 % African American | 19.2% |
 % Other (American Indian, Asian, Hispanic, Mixed, Other) | 6.0% |
Education | |
 % College/some grad/grad school | 56.0% |
 % High school /some college/vocational school | 39.6% |
 % Less than high school | 3.8% |
Marital Statusa | |
 % Married | 45.6% |
 % Widowed | 19.2% |
 % Divorced / Separated | 18.6% |
 % Single | 12.1% |
Health Information | |
 Body Mass Index, mean (standard deviation, SD) | 28.4 (6.6) |
 Number of diseases (self-report), mean (SD)b | 3.5 (1.9) |
 Number of falls in past 2 years, mean (SD)b | 0.88 (1.7) |
 Reported depression/anxiety (self-report; % Yes)b | 26.6% |
 Usual gait speed, m/s, mean (SD) | 0.86 (0.23) |
 Maximal grip strength, kg, mean (SD) | 25.8 (8.9) |
Standard Physical Frailty Phenotype (PFP) | |
 % Frail | 12.1% |
 % Pre-Frail | 44.5% |
 % Non-Frail | 43.4% |
Components of Standard PFP | |
 % Exhaustion | 12.1% |
 % Low physical activity | 14.3% |
 % Slowness | 28.6% |
 % Weakness | 39.0% |
 % Weight Loss | 3.8% |
Self-Report PFP using only static self-report questions | |
 % Frail | 11.5% |
 % Pre-Frail | 58.2% |
 % Non-Frail | 30.2% |
Components of Self-Report PFP using static self-report questions | |
 % Slowness | 26.5% |
 % Weakness | 56.6% |
Self-Report PFP using only dynamic self-report questions | |
 % Frail | 9.9% |
 % Pre-Frail | 46.7% |
 % Non-Frail | 43.4% |
Components of Self-Report PFP using dynamic self-report questions | |
 % Slowness | 32.8% |
 % Weakness | 32.6% |
Self-Report PFP using all self-report questions | |
 % Frail | 13.7% |
 % Pre-Frail | 62.1% |
 % Non-Frail | 24.2% |
Components of Self-Report PFP using all self-report questions | |
 % Slowness | 39.8% |
 % Weakness | 65.2% |