Table 3.
Regression beta coefficients and model summaries for general linear models predicting confidence and knowledge
| Dependent variable | ||||
| Confidence | Knowledge | |||
| (1) | (2) | (3) | (4) | |
| Time: post (vs baseline) | 1.815**(0.239) | 1.831**(0.447) | 2.196**(0.235) | 2.115**(0.439) |
| Time: 3 months (vs baseline) | 1.927**(0.259) | 2.025**(0.546) | 2.238**(0.255) | 2.250**(0.537) |
| Mode: video | −0.159(0.284) | −0.191(0.431) | −0.011(0.279) | −0.176(0.423) |
| Mode: face-to-face | −0.538*(0.268) | −0.375(0.389) | −0.314(0.263) | −0.304(0.382) |
| Mode: blended | −0.329(0.307) | −0.438(0.457) | −0.398(0.301) | −0.338(0.449) |
| Post x video | 0.064(0.672) | 0.306(0.660) | ||
| Three-month x video | −0.022(0.757) | 0.214(0.744) | ||
| Post x face-to-face | −0.200(0.629) | 0.083(0.618) | ||
| Three-month x face-to-face | −0.407(0.729) | −0.126(0.715) | ||
| Post x blended | 0.148(0.741) | −0.094(0.727) | ||
| Three-month x blended | 0.153(0.795) | −0.101(0.780) | ||
| Constant | 5.894**(0.205) | 5.875**(0.244) | 5.631**(0.201) | 5.650**(0.240) |
| Observations | 228 | 228 | 228 | 228 |
| r2 | 0.273 | 0.275 | 0.355 | 0.356 |
| Adjusted r2 | 0.256 | 0.238 | 0.340 | 0.323 |
| Residual SE | 1.527 (df=222) | 1.545 (df=216) | 1.499 (df=222) | 1.518 (df=216) |
| F statistic | 16.661** (df=5; 222) | 7.456** (df=11; 216) | 24.416** (df=5; 222) | 10.865** (df=11; 216) |
*P<0.05; **P<0.01.