N | Percent | Mean | Median | 95% CI of mean | ||
---|---|---|---|---|---|---|
Overall | 3863 | 100% | 9.02 | 6.00 | 8.77–9.28 | |
Gender | Men | 1072 | 27.8% | 5.44 | 3.00 | 5.10–5.79 |
Women | 2791 | 72.2% | 10.40 | 8.00 | 10.09–10.71 | |
Education level | Basic school | 285 | 7.4% | 10.78 | 8.00 | 9.83–11.73 |
High school | 2018 | 52.2% | 9.46 | 7.00 | 9.10–9.81 | |
University | 1489 | 38.5% | 8.01 | 5.00 | 7.62–8.40 | |
Biology background | No | 2888 | 74.8% | 9.39 | 7.00 | 9.09–9.69 |
Yes | 975 | 25.2% | 7.93 | 5.00 | 7.47–8.40 |