|
Model 1
|
Model 2
|
---|
Predictors1
|
b
|
95%-CI
|
p
|
b
|
95%-CI
|
p
|
---|
zMMI overall
|
2.15
|
0.94; 3.36
|
0.001
|
2.98
|
1.00; 4.96
|
0.003
|
Male
|
−0.004
|
−2.15; 2.14
|
0.997
|
0.84
|
−1.49; 3.16
|
0.481
|
21 and older
|
−0.59
|
−2.78; 1.60
|
0.597
|
0.03
|
−2.48; 2.53
|
0.984
|
At least one parent is a physician
|
−1.70
|
−3.94; 0.55
|
0.138
|
−2.36
|
−4.89; 0.16
|
0.067
|
Interactions
|
zMMI overall * Male
| | | |
−1.91
|
−4.35; 0.54
|
0.127
|
zMMI overall * 21 and older
| | | |
−1.10
|
−3.65; 1.45
|
0.396
|
zMMI overall * At least one parent is a physician
| | | |
1.08
|
−1.48; 3.64
|
0.409
|
ΔR2
|
.035
|
.044
|
- 1As only 43 out of 400 students did not speak German as their first language, the product term of zMMI overall and German as first language was too redundant to zMMI overall resulting in multicollinearity. Therefore, German as first language had to be excluded from the model