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Table 2 Results of the regression analysis: final models

From: Factors influencing decision regret regarding placement of a PEG among substitute decision-makers of older persons in Japan: a prospective study

   Bivariate regression analysis Multiple regression analysis
Variable Mean β F P β F P
Dependent variable: Decision regret of substitute decision-maker
Patients
 Gender/male 33.86 −0.209 1.866 0.179 0.171 0.521 0.476
 Gender/female 30.42       
 Survival/survived 30.83 0.034 0.048 0.827 −0.207 0.547 0.465
 Survival/died 34.05       
 PEG placed 38.19 −0.423 8.732 0.005 0.796 9.925 0.004
 PEG withheld 24.82       
 Patient can convey own wishes 25.00 −0.427 1.514 0.226 −0.411 1.873 0.182
Patient cannot convey own wishes 33.13       
Substitute decision-makers
 Gender/male 30.44 0.209 1.866 0.179 −0.071 0.068 0.797
 Gender/female 33.61       
 Age   0.010 0.004 0.948 0.015 1.719 0.200
 Relationship/child of patient 30.40 −0.099 0.409 0.526 0.126 0.237 0.630
 Relationship/not child of patient 34.16       
Consulted with
 Medical staff 35.81 0.132 0.695 0.409 −0.166 0.215 0.646
 Nobody 28.38       
Physician’s recommendation
 Either withhold or place PEG 35.20 −0.252 2.787 0.103 0.194 0.424 0.520
 No recommendation 24.10       
Decision conflict of substitute decision-makers   0.583 21.091 <0.001 0.625 21.945 <0.001
  1. Gender: 1 = male, 2 = female
  2. Survival: 1 = survived, 2 = died
  3. PEG: 1 = PEG placed, 2 = withheld
  4. Patient’s wishes: 1 = patient can convey own wishes, 2 = patient cannot convey own wishes
  5. Relationship: 1 = child of patient, 2 = not child of patient
  6. Consulted with: 1 = medical staff, 2 = nobody
  7. Physician’s recommendation: 1 = either withhold or place PEG, 2 = no recommendation
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BMC Geriatrics

ISSN: 1471-2318

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