Table 8 Predicting factors for caregiver Vitality according to stepwise linear regression models (N = 300)
From: Quality of life among family caregivers of cancer patients: an investigation of SF-36 domains
Independent variables | Model 1 | Model 2 | Model 3 | Model 4 | Model 5 |
|---|---|---|---|---|---|
F value | 66.46 | 42.55 | 35.06 | 30.97 | 26.71 |
Corrected R-squared | 0.18 | 0.21 | 0.25 | 0.28 | 0.30 |
Coefficients (95% CI) | |||||
Constants | 75.67*** (68.56, 82.77) | 74.44*** (67.47, 81.40) | 72.66*** (65.80, 79.51) | 74.53*** (67.75, 81.31) | 74.92*** (68.20, 81.64) |
(1) Age of caregiver | -0.69*** (-0.85, -0.52) | -0.69*** (-0.85, -0.53) | -0.68*** (-0.84, -0.52) | -0.68*** (-0.84, -0.53) | -0.64*** (-0.80, -0.49) |
(2) Stage of cancer (1) | 13.57*** (6.77, 20.38) | 14.71*** (8.04, 21.37) | 14.68*** (8.16, 21.21) | 13.81*** (7.32, 20.30) | |
(3) Type of cancer (Prostate) | 12.76*** (6.45, 19.06) | 12.51*** (6.33, 18.68) | 11.88*** (5.75, 18.00) | ||
(4) Duration of caregiving (≥ 24 months) | -9.28*** (-14.15, -4.40) | -9.36*** (-14.19, -4.54) | |||
(5) Health insurance (Social security) | -5.71** (-9.93, -1.49) | ||||