Table 4 Multivariate Logistic Regression Analysis of “Professional Ability Interaction” between tutors and postgraduates

1. The academic level of the tutor is recognized by his or her peers in the research field

1 = unselected

2 = selected

0.397

0.186

4.555

0.033

1.488

1.033–2.143

2. Postgraduates are interested in the directions of the tutors’ research

1 = unselected

2 = selected

0.455

0.195

5.473

0.019

1.577

1.077–2.309

3. Whether there are regular academic seminars

1 = Yes,

2 = No

-1.190

0.218

29.795

0.000

0.304

0.198–0.466

4. Age group of tutors

1 = Age 30 and under

2 = 31–40

3 = 41–50

4 = 51–60

5 = Age 61 and over

-0.431

0.123

12.236

0.000

0.650

0.511–0.827

5. Postgraduates’ satisfaction with tutors

1 = Very dissatisfied

2 = Dissatisfied

3 = General feeling

4 = Satisfied

5 = Very satisfied

1.094

0.133

67.499

0.000

2.986

2.300-3.876

6. Postgraduates’ satisfaction with their learning life

1 = Very dissatisfied

2 = Dissatisfied

3 = General feeling

4 = Satisfied

5 = Very satisfied

0.284

0.108

6.953

0.008

1.328

1.076–11.640

Overall model fitness test: X² = 331.770, Hosmer-Lemeshow test = 10.490