Table 4.
Multiple regression analysis on factors affecting self-efficacy (i.e., General Self-Efficacy Scale; GSE) by interpersonal interaction (real and internet).
| RIIS Model | IIIS Model | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| B | SE | Beta | 95% CI | p | B | SE | Beta | 95% CI | p | |
| Independent variable | ||||||||||
| Sex (Ref: Male) | −0.47 | 0.36 | −0.04 | −1.18,0.24 | 0.19 | −0.27 | 0.37 | −0.02 | −1.00,0.46 | 0.47 |
| Age | 0.21 | 0.13 | 0.06 | −0.05,0.47 | 0.11 | 0.22 | 0.14 | 0.06 | −0.05,0.49 | 0.11 |
| BMI | 0.05 | 0.05 | 0.04 | −0.04,0.14 | 0.27 | 0.05 | 0.05 | 0.03 | −0.04,0.14 | 0.31 |
| Exercise habit (Ref: 0–1 days) | ||||||||||
| 2–3 days | 0.29 | 0.40 | 0.03 | −0.49,1.07 | 0.47 | 0.55 | 0.41 | 0.05 | −0.26,1.35 | 0.18 |
| ≥4 days | 0.30 | 0.47 | 0.02 | −0.62,1.22 | 0.52 | 0.50 | 0.48 | 0.04 | −0.45,1.44 | 0.30 |
| Monthly allowance | 0.79 | 0.18 | 0.15 | 0.42,1.15 | <0.01 * | 0.78 | 0.19 | 0.15 | 0.40,1.15 | <0.01 * |
| Girl/boyfriend (Ref: None) | −0.42 | 0.40 | −0.04 | −1.21,0.37 | 0.30 | −0.40 | 0.41 | −0.03 | −1.21,0.41 | 0.33 |
| Living place (Ref: Home) | ||||||||||
| School dormitory | 0.19 | 0.56 | 0.01 | −0.91,1.30 | 0.73 | 0.17 | 0.58 | 0.10 | −0.97,1.31 | 0.77 |
| Off-campus rental house | −0.94 | 0.53 | −0.06 | −1.98,0.11 | 0.08 | −0.87 | 0.55 | −0.06 | −1.95,0.20 | 0.11 |
| RIIS | 0.17 | 0.02 | 0.25 | 0.13,0.21 | <0.01 * | -- | -- | -- | -- | -- |
| IIIS | -- | -- | -- | -- | -- | −0.00 | 0.02 | 0.00 | −0.05,0.05 | 1.00 |
| F-value | 9.03 * | 2.70 * | ||||||||
| R2 | 0.09 | 0.03 | ||||||||
| Adjusted R2 | 0.08 | 0.02 | ||||||||
* p < 0.05; B: regression coefficient; S.E.: standard error; CI: confidence interval; GSE: General Self-Efficacy Scale; RIIS: Real Interpersonal Interaction Scale; IIIS: Internet Interpersonal Interaction Scale.