Table 6.
Multiple linear regression model examining the relationship between changes in sedentary time from baseline to 6 weeks and changes in 6MWT total distance from baseline to 12 weeks adjusting for baseline characteristics and changes in moderate activity (n = 44).
| Unstandardized Coefficients |
|||
|---|---|---|---|
| Estimate | SE | p | |
| Baseline characteristics | |||
| Age (years) | 1.3 | 1.6 | .448 |
| Sex (female) | 22.8 | 18.3 | .223 |
| BMI (kg/m2) | 0.4 | 1.8 | .828 |
| Current smoker | 14.1 | 30.4 | .647 |
| ABI (lower leg) | 34.4 | 40.8 | .407 |
| Previous LE revascularization (any) | −4.5 | 19.0 | .816 |
| T2DM | −14.2 | 17.3 | .419 |
| SEE total | −1.3 | 0.6 | .039 |
| DCI total | 19.7 | 8.0 | .021 |
| FES-I total | −3.1 | 1.6 | .064 |
| 6MWT total distance (m) | −0.2 | 0.1 | .092 |
| Accelerometer variables | |||
| Minutes of valid wear time (Baseline) | −0.01 | 0.01 | .072 |
| Minutes of valid wear time (6 weeks) | 0.01 | 0.01 | .219 |
| Number of exercise sessions completed | 2.6 | 1.6 | .121 |
| Change in average minutes in moderate activity per day from baseline to 6 weeks | −1.1 | 0.6 | .088 |
| Change in average minutes in sedentary time per day from baseline to 6 weeks | −0.3 | 0.2 | .154 |
Multiple R2 = .562, Adjusted R2 = .293, F = 2.086 on 16 and 26 degrees of freedom, p = .046. 6MWT, six-minute walk test; ABI, ankle-brachial index; BMI, body mass index; DCI, Diabetes Complications Index; FES-I, Falls Efficacy Scale-International; LE, lower extremity; T2DM, type 2 diabetes mellitus