Table 4.
Block entry multiple regression analyses for prediction variables in participants with SCI (n=52).
| Predictor Variable | B [95% CI] | t | p-value |
|---|---|---|---|
| Model 1: F(1,50) = 232.32, p<0.01, r2=82% | |||
| 6MAT VO2 | 1.50 [1.30–1.70] | 15.24 | <0.01 |
|
| |||
| Model 2: F(2,49) = 116.27, p<0.01, r2=83% | |||
| 6MAT VO2 | 1.47 [1.27–1.68] | 14.24 | <0.01 |
| Age | −0.04 [−0.14–0.005] | −0.93 | 0.36 |
|
| |||
| Model 3: F(2,48) = 120.09, p<0.01, r2=83% | |||
| 6MAT VO2 | 1.47 [1.27–1.67] | 14.67 | <0.01 |
| YPI | −0.08 [−0.17–0.01] | −1.84 | 0.07 |
|
| |||
| Model 4: F(2,49) = 114.03, p<0.01, r2=82% | |||
| 6MAT VO2 | 1.51 [1.30–1.72] | 14.62 | <0.01 |
| AIS | 0.13 [−0.85–1.10] | 0.26 | 0.80 |
|
| |||
| Model 5: F(2,49) = 113.84, p<0.01, r2=82% | |||
| 6MAT VO2 | 1.50 [1.26–1.73] | 12.78 | <0.01 |
| BMI | −0.01 [−0.23–0.22] | −0.05 | 0.96 |
|
| |||
| Model 6: F(2,48) = 116.34, p<0.01, r2=83% | |||
| 6MAT VO2 | 1.46 [1.25–1.67] | 13.95 | <0.01 |
| MAP | 0.05 [−0.02–0.13] | 1.43 | 0.16 |
|
| |||
| Model 7: F(2,47) = 114.90, p<0.01, r2=83% | |||
| 6MAT VO2 | 1.44 [1.22–1.66] | 13.08 | <0.01 |
| CR10 | 0.50 [−0.02–1.03] | 1.93 | 0.06 |
B = unstandardized beta; VO2 = oxygen uptake; YPI = years post injury; AIS = American Spinal Injury Association Impairment Scale; BMI = body mass index; MAP = mean arterial pressure; CR10 = rate of perceived exertion on Borg 0–10 scale.