Explanation of parameters included in final SIENA model aligned with research questions
| Research question | SIENA effects included | Purpose of effect |
|---|---|---|
| RQ1: What network features (e.g. reciprocity, transitivity) drive tie formation within The Phoenix? | Outdegree/density | Identify structural tendencies: selectivity, mutuality, and triadic closure (clustering) |
| Reciprocity | ||
| Transitive triplets | ||
| RQ2: Does psychological distress influence the formation of social ties (social selection), and do peers influence One another’s psychological distress (social influence)? | Distress selection effects | Test whether psychological distress influences popularity (selection) and whether individuals’ psychological distress converges toward peers (influence) |
| Distress influence effects | ||
| RQ3: Do people who are newer to The Phoenix show greater improvements in psychological distress? | Phoenix duration covariate | Assess whether new phoenix members report greater improvements in mental health across waves |
| Identify structural tendencies: selectivity, mutuality, and triadic closure (clustering) | ||
| Test whether psychological distress influences popularity ( | ||
| Assess whether new |
RQ = Research Question
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