Multiple group analyses
| Paths | χ2 (df) | Difference | Before | After | |||
|---|---|---|---|---|---|---|---|
| χ2 (df) | P | β | P | β | P | ||
| Unconstrained (baseline model) | 1730.8 (780) | – | – | – | – | – | – |
| Credibility → Att. Ads | 1734.6 (781) | 3.8 (1) | 0.051 | 0.20 | 0.01 | 0.02 | 0.80 |
| Credibility → Att. Influencer | 1737.4 (781) | 6.5 (1) | 0.011 | 0.50 | 0.01 | 0.25 | 0.01 |
| Credibility → Purchase | 1730.9 (781) | 0 (1) | 0.85 | 0.06 | 0.27 | 0.07 | 0.19 |
| Credibility → Involvement | 1732.9 (781) | 2.1 (1) | 0.15 | 0.30 | 0.01 | 0.17 | 0.01 |
| Involvement → Att. Ads | 1732.9 (781) | 2.1 (1) | 0.15 | 0.34 | 0.01 | 0.41 | 0.01 |
| Involvement → Att. Influencer | 1741.6 (781) | 10.8 (1) | 0.01 | 0.29 | 0.01 | 0.54 | 0.01 |
| Involvement → Purchase | 1734.4 (781) | 3.6 (1) | 0.06 | 0.20 | 0.01 | 0.33 | 0.01 |
| Att. Ads → Purchase | 1730.8 (781) | 0 (1) | 0.99 | 0.09 | 0.05 | 0.08 | 0.13 |
| Att. Influencer → Purchase | 1733.8 (781) | 3 (1) | 0.09 | 0.68 | 0.01 | 0.48 | 0.01 |
| Paths | Difference | Before | After | ||||
|---|---|---|---|---|---|---|---|
| β | β | ||||||
| Unconstrained (baseline model) | 1730.8 (780) | – | – | – | – | – | – |
| Credibility → Att. Ads | 1734.6 (781) | 3.8 (1) | 0.051 | 0.20 | 0.01 | 0.02 | 0.80 |
| Credibility → Att. Influencer | 1737.4 (781) | 6.5 (1) | |||||
| Credibility → Purchase | 1730.9 (781) | 0 (1) | 0.85 | 0.06 | 0.27 | 0.07 | 0.19 |
| Credibility → Involvement | 1732.9 (781) | 2.1 (1) | 0.15 | 0.30 | 0.01 | 0.17 | 0.01 |
| Involvement → Att. Ads | 1732.9 (781) | 2.1 (1) | 0.15 | 0.34 | 0.01 | 0.41 | 0.01 |
| Involvement → Att. Influencer | 1741.6 (781) | 10.8 (1) | |||||
| Involvement → Purchase | 1734.4 (781) | 3.6 (1) | 0.06 | 0.20 | 0.01 | 0.33 | 0.01 |
| Att. Ads → Purchase | 1730.8 (781) | 0 (1) | 0.99 | 0.09 | 0.05 | 0.08 | 0.13 |
| Att. Influencer → Purchase | 1733.8 (781) | 3 (1) | 0.09 | 0.68 | 0.01 | 0.48 | 0.01 |
Note(s): Att. Ads (Attitude towards ads on Instagram); Att. Influencer (Attitude towards influencer-endorsed products)
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