Table A5. Four Models for school 058.
| Effect name | Model 1 | Model 2 | Model 3 | Model 4 |
|---|---|---|---|---|
| Network decision: selection processes | beta (s.e.) | beta (s.e.) | beta (s.e.) | beta (s.e.) |
| Constant friendship rate (period 1) | 10.66*** (0.49) | 13.59*** (0.56) | 16.80*** (0.66) | 23.47*** (0.82) |
| Constant friendship rate (period 2) | 9.47*** (0.46) | 10.68*** (0.55) | 13.79*** (0.46) | 15.15*** (0.52) |
| Out-degree (density) | -2.53*** (0.06) | -2.66*** (0.06) | -2.62*** (0.06) | -2.76*** (0.05) |
| Reciprocity | 2.59*** (0.08) | 2.47*** (0.06) | 2.35*** (0.11) | 2.51*** (0.06) |
| Transitive triplets | 0.70*** (0.03) | 0.60*** (0.03) | 0.66*** (0.02) | 0.55*** (0.02) |
| 3-cycles | -0.47*** (0.07) | -0.51*** (0.06) | -0.63*** (0.06) | -0.46*** (0.04) |
| In-degree - popularity | 0.07*** (0.01) | 0.06*** (0.01) | 0.06*** (0.02) | 0.05*** (0.01) |
| In-in degreeˆ(1/2) assortativity | -0.15*** (0.02) | -0.09*** (0.02) | -0.09** (0.03) | -0.06** (0.01) |
| Grade similarity | 0.50*** (0.03) | 0.49*** (0.02) | 0.47*** (0.02) | 0.43*** (0.02) |
| Smoking alter | 0.04† (0.02) | 0.06** (0.02) | 0.08** (0.02) | 0.08*** (0.02) |
| Smoking ego | -0.04* (0.02) | -0.01 (0.02) | 0.00 (0.02) | 0.00 (0.02) |
| Smoking similarity | 0.20*** (0.03) | 0.24*** (0.03) | 0.27*** (0.03) | 0.26*** (0.02) |
| Limited nomination ego | -0.71*** (0.08) | -0.80*** (0.07) | -0.70*** (0.06) | -0.71*** (0.06) |
| Behavior decision: influence processes | ||||
| Rate smoking behavior (period 1) | 2.06*** (0.23) | 2.45*** (0.30) | 9.41*** (1.00) | 9.18*** (1.28) |
| Rate smoking behavior (period 2) | 6.03** (1.22) | 11.06*** (1.33) | 14.55*** (1.42) | 14.50*** (1.83) |
| Smoking behavior linear shape | -2.31*** (0.16) | -2.29*** (0.12) | -2.28*** (0.09) | -2.25*** (0.10) |
| Smoking behavior quadratic shape | 0.72*** (0.04) | 0.71*** (0.03) | 0.67*** (0.03) | 0.67*** (0.02) |
| Smoking behavior in-degree | 0.02 (0.02) | 0.01 (0.01) | 0.02† (0.01) | 0.01 (0.01) |
| Smoking behavior new similarity | 0.60*** (0.16) | 0.41*** (0.12) | 0.82*** (0.11) | 0.80*** (0.10) |
| Effect from gender (female=1) | 0.03 (0.09) | -0.00 (0.06) | -0.01 (0.04) | -0.01 (0.04) |
| Effect from depression | 0.15† (0.08) | 0.13* (0.06) | 0.13** (0.04) | 0.13** (0.04) |
| Effect from home smoking environment | 0.11* (0.05) | 0.11** (0.04) | 0.12*** (0.03) | 0.12*** (0.03) |
| Effect from parental support | 0.23 (0.15) | 0.15 (0.11) | -0.04 (0.07) | -0.02 (0.07) |
†
Two-sided p<0.1;
*
Two-sided p<0.05;
**
Two-sided p<0.01;
***
Two-sided p<0.001