Table 3 Results from the knowledge rating scale relative to educational level
Highest educational level | n | Mean | Standard deviation | Median | P |
|---|---|---|---|---|---|
No qualifications | 23 | 1.48 | 1.201 | 1 | <0.001 |
High-school certificate | 299 | 1.34 | 1.011 | 1 | Â |
Secondary school | 671 | 1.87 | 1.044 | 2 | Â |
Higher education | 294 | 2.13 | 1.063 | 2 | Â |
University | 498 | 2.57 | 1.081 | 3 | Â |
Doctoral degree | 88 | 3.38 | 1.043 | 4 | Â |
Postdoctoral degree | 5 | 3.20 | 1.304 | 4 | Â |
Total | 1878 | 2.11 | 1.170 | 2 | Â |