Table 4. Results of step-wise regression.
| Model | |||||
|---|---|---|---|---|---|
| Variable | Final model terms | t-value (P-value) | r2 | adjusted r2 | F-value (P-value) |
| Number of publications | Scholarship awarded | 3.43 (P = 0.001) | 0.122 | 0.104 | 6.73 (P<0.001) |
| Supervisor in strategic research centre | 2.39 (P = 0.018) | ||||
| Research alignment maximum score | 1.79 (P = 0.076) | ||||
| Number of citations | Supervisory team maximum score | 2.09 (P = 0.039) | 0.072 | 0.059 | 5.70 (P = 0.004) |
| Scholarship awarded | 1.95 (P = 0.053) | ||||
| Number of citations per publication | Supervisor in strategic research centre | 1.77 (P = 0.079) | 0.062 | 0.049 | 4.86 (P = 0.009) |
| Supervisory team maximum score | 1.72 (P = 0.087) | ||||
| Average impact factor | Scholarship awarded | 3.84 (P<0.001) | 0.133 | 0.121 | 11.22 (P<0.001) |
| Supervisor in strategic research centre | 1.97 (P = 0.051) | ||||
Data are t-value (P-value), r2, adjusted r2 or F-value (P-value) derived from the final step-wise regression model. See also factorial ANOVA, reported in S4 Table, which yielded similar results.