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Table 3 Hierarchical multiple regression results of QOL among breast cancer patients

From: The effect of fear of progression on quality of life among breast cancer patients: the mediating role of social support

Variables QOL
Step 1 Step 2 Step 3 Step 4
β SD P-value β SD P-value β SD P-value β SD P-value
Constant 81.898    108.867    39.780    66.336   
Age             
 ≤ 45 0 0 0 0
 46–55 − 0.170 0.464 0.047 − 0.165 0.464 0.036 − 0.134 0.464 0.074 − 0.136 0.464 0.056
 ≥ 56 − 0.133 0.501 0.165 − 0.138 0.501 0117 − 0.093 0.501 0.272 − 0.102 0.501 0.200
Education level             
 Middle school or under 0 0 0 0
 Senior high school 0.018 0.494 0.803 0.087 0.494 0.185 0.002 0.494 0.976 0.056 0.494 0.343
 Undergraduate or above − 0.115 0.421 0.127 − 0.044 0.421 0.532 − 0.100 0.421 0.132 − 0.049 0.421 0.441
Principal caregiver             
 Spouse 0 0 0 0
 Adult children 0.095 0.464 0.261 0.098 0.464 0.210 0.197 0.464 0.009 0.183 0.464 0.011
 Relatives − 0.101 0.500 0.216 − 0.060 0.500 0.430 0.007 0.500 0.927 0.022 0.500 0.752
Current recurrence             
 Yes 0.139 0.314 0.028 0.132 0.314 0.023 0.110* 0.314 0.047 0.109 0.314 0.037
 No 0 0 0 0
FOP 0 − 0.391 8.758 0.000 0 − 0.293 8.758 0.000
Social support 0 0 0.472 11.769 0.000 0
Social support 0 0 0 0.401 11.769 0.000
F 3.238   0.003 8.891   0.000 12.594   0.000 15.709   0.000
Adjusted R2 0.061    0.206    0.276    0.353   
ΔR2 0.088    0.145    0.212    0.144