Table 4 The multiple regression models about confidence level as to the avoidance of household SHS exposure among third through sixth graders in southern Taiwan, arranged according to survey year and gender
Order of Entry | Mult. R | R2 (%) | R2 change (%) | Sig. change | ||
|---|---|---|---|---|---|---|
Wave 1, Male | ||||||
Model 1 | 0.20 | 4.1 | 4.1 | Fchange = | 3.90, | P < 0.001 |
Model 2 | 0.23 | 5.3 | 1.2 | Fchange= | 14.10, | P < 0.001 |
Model 3 | 0.26 | 6.9 | 1.6 | Fchange = | 3.86, | P < 0.001 |
Model 4 | 0.31 | 9.4 | 2.5 | Fchange = | 30.16, | P < 0.001 |
Model 5 | 0.35 | 11.9 | 2.5 | Fchange = | 30.56, | P < 0.001 |
Wave 1, Female | ||||||
Model 1 | 0.26 | 6.6 | 6.6 | Fchange = | 6.13, | P < 0.001 |
Model 2 | 0.27 | 7.4 | 0.8 | Fchange = | 9.47, | P < 0.001 |
Model 3 | 0.32 | 10.3 | 2.8 | Fchange = | 6.55, | P < 0.001 |
Model 4 | 0.35 | 12.1 | 1.8 | Fchange = | 21.29, | P < 0.001 |
Model 5 | 0.35 | 12.3 | 0.3 | n.s. | ||
Wave 2, Male | ||||||
Model 1 | 0.14 | 2.0 | 2.0 | n.s. | ||
Model 2 | 0.20 | 3.9 | 1.9 | Fchange = | 19.09, | P < 0.001 |
Model 3 | 0.25 | 6.1 | 2.3 | Fchange = | 4.65, | P < 0.001 |
Model 4 | 0.28 | 8.1 | 2.0 | Fchange = | 20.67, | P < 0.001 |
Model 5 | 0.33 | 10.6 | 2.5 | Fchange = | 27.40, | P < 0.001 |
Wave 2, Female | ||||||
Model 1 | 0.20 | 4.1 | 4.1 | Fchange = | 3.69, | P < 0.001 |
Model 2 | 0.22 | 4.8 | 0.7 | Fchange = | 7.58, | P < 0.01 |
Model 3 | 0.28 | 8.0 | 3.2 | Fchange = | 7.19, | P < 0.001 |
Model 4 | 0.32 | 10.4 | 2.4 | Fchange = | 27.73, | P < 0.001 |
Model 5 | 0.33 | 11.0 | 0.6 | Fchange = | 6.63, | P < 0.01 |