Table 4.
The comparison of observation value and fitted value for each control variable
| Variables | Real CIE | Synthetic CIE | Average of 36 control journals | |
|---|---|---|---|---|
| Model 1 | Model 2 | |||
| The number of authors | 1.95 | 1.86 | 1.85 | 1.82 |
| The number of funds | 0.96 | 0.74 | 0.75 | 0.56 |
| The number of keywords | 4.04 | 3.95 | 3.95 | 3.91 |
| The number of references | 16.85 | 17.27 | 17.84 | 14.28 |
| The number of pages | 9.70 | 10.25 | 10.48 | 8.08 |
| The started year of publication | 1984 | 1979.51 | 1979.55 | 179.83 |
| The quantity of papers | 169.56 | 115.81 | 115.47 | 160.41 |
| The journals’ rankings of CSSCI | 7.69 | 10.22 | 9.08 | 25.61 |
| Current-year citations (per) | 0.26 | – | 0.26 | 0.12 |
| Second-year citations (per) | 1.59 | 1.46 | – | 0.69 |
| Current-year citations (per, 2001) | 0.12 | 0.22 | – | 0.08 |
| Current-year citations (per, 2005) | 0.30 | 0.26 | – | 0.09 |
| Current-year citations (per, 2010) | 0.27 | 0.33 | – | 0.11 |
| Current-year citations (per, 2015) | 0.46 | 0.37 | – | 0.14 |
| Second-year citations (per, 2001) | 0.96 | – | 1.05 | 0.41 |
| Second-year citations (per, 2005) | 1.30 | – | 1.36 | 0.50 |
| Second-year citations (per, 2010) | 1.55 | – | 2.00 | 0.71 |
| Second-year citations (per, 2015) | 3.45 | – | 2.25 | 0.98 |