Table 1.
Sample Demographic and Predictor Variables by Age Group (N=248)
| ≤60 years old (N=108) N (%) |
61–70 years old (N=73) N (%) |
>70 years old (N=67) N (%) |
||||
|---|---|---|---|---|---|---|
| Female | Male | Female | Male | Female | Male | |
| Race: Caucasian | 21(57) | 65(92) | 21(72) | 33(75) | 26(90) | 35(92) |
| African American | 14(38) | 5(7) | 7(24) | 10(28) | 3(10) | 3(8) |
| Other | 2(5.4) | 1(1.4) | 1(3.4) | 1(2.3) | ||
| Married** includes separated | 18(49) | 58(82) | 18(62) | 34(77) | 13(45) | 31(82) |
| Retired** | 3(8.1) | 6(8.5) | 15(52) | 29(66) | 25(86) | 30(79) |
| Comorbidities | ||||||
| Diabetes | 13(35.1) | 12(16.9) | 8(27.6) | 10(22.7) | 8(27.6) | 9(23.7) |
| Arthritis* | 19(51.4) | 18(25.4) | 21(72.4) | 14(31.80) | 29(69) | 16(42.1) |
| Mean (SD) | Mean (SD) | Mean (SD) | ||||
| Years of school attended | 13.2(1.9) | 15.3(2.5) | 13.6(2.0) | 13.9(3.0) | 13.9(3.0) | 14.3(2.6) |
| Physical Factors | ||||||
| Fitness Six Minute Walk Test (# feet walked)** |
1067(353) | 1338(265) | 1000(279) | 1236(285) | 880(306) | 1026(247) |
| Muscle and joint pain | 1.92(1.0) | 1.46(.77) | 1.83(.97) | 1.57(.76) | 1.86(1.1) | 1.74(.83) |
| Comorbidity (Charlson) ** | 1.46(1.2) | 1.32(1.5) | 1.29(.75) | 1.16(1.2) | 1.97(1.5) | 1.74(1.5) |
| Psychosocial Factors | ||||||
| Self-efficacy for barriers | 66.9(21.7) | 73.7(17.1) | 69.7(22.7) | 76.7(16.6) | 69.7(21.8) | 78.1(17.9) |
| Depressed mood-POMS | 8.0(10.29) | 6.45(8.6) | 4.76(9.9) | 4.39(7.4) | 7.31(9.70) | 3.81(4.9) |
| Social support - Family subscale* |
23.1(10.1) | 23.2(9.6) | 22.7(10.1) | 25.8(9.8) | 20.1(9.36) | 21.0(8.0) |
*
Significant difference between age groups, p < .05
**
Significant difference between age groups, p < .01