Table 6 Results of the two logistic regression models for predicting patient involvement

Summary of independent variables for patient involvement in decision-making (Model 1)

Variable

Coefficient (B)

SE

Wald χ2

OR (95%CI)

p

Age, yrs

 − 0.009

0.012

0.588

0.99 (0.97–1.02)

0.443

Education, yrs

 − 0.055

0.068

0.647

0.95 (0.83–1.08)

0.421

Environment (hospital)

1

(community)

1.179

0.395

8.900

3.25 (1.50–7.05)

0.003

FAC (level < 4)

1

(level ≥ 4)

 − 0.108

0.355

0.092

0.90 (0.45–1.80)

0.762

Preferred role (passive)

1

(active/collaborative)

1.652

0.348

22.47

5.21 (2.63–10.32)

< 0.001

Correct classification rate

69.3%

Nagelkerke R²

0.206

Hosmer–Lemeshow test

p = 0.186

Summary of independent variables for patient involvement in decision-making (Model 2)

Variable

Coefficient (B)

SE

Wald χ2

OR (95%CI)

p

Age, yrs

 − 0.014

0.013

1.189

0.99 (0.96–1.01)

0.276

Education, yrs

 − 0.110

0.076

2.103

0.90 (0.77–1.04)

0.147

Environment (hospital)

1

(community)

0.979

0.431

5.174

2.66 (1.15–6.19)

0.023

FAC (level < 4)

1

(level ≥ 4)

 − 0.192

0.387

0.245

0.83 (0.39–1.76)

0.621

Preferred role (passive)

1

(active/collaborative)

1.838

0.378

23.65

6.28 (3.00–13.18)

< 0.001

SDM-Q-9 (score)

0.044

0.009

23.90

1.05 (1.03–1.06)

< 0.001

Correct classification rate

73.4%

Nagelkerke R²

0.354

Hosmer–Lemeshow test

p = 0.425