Table 2.
Parameter estimates for the 2-group zero-inflated group–based trajectory modeling of post volume among r/SuicideWatch users throughout the COVID-19 pandemic.
| Group and parameter | Estimate | SE | t value (df) | P value | ||||
| 1 (count) | ||||||||
|
|
Intercept | 2.62 | 0.01 | 214.7 (743) | <.001 | |||
|
|
Linear | 0.1 | 0.03 | 3.63 (743) | <.001 | |||
|
|
Quadratic | –0.44 | 0.02 | –24.52 (743) | <.001 | |||
|
|
Cubic | –0.22 | 0.02 | –10.56 (743) | <.001 | |||
| 2 (count) | ||||||||
|
|
Intercept | 0.59 | 0.01 | 42.46 (5418) | <.001 | |||
|
|
Linear | –0.14 | 0.02 | –5.99 (5418) | <.001 | |||
|
|
Quadratic | –0.12 | 0.02 | –5.07 (5418) | <.001 | |||
| 1 (inflation) | ||||||||
|
|
Alpha0 | –0.19 | 0.05 | –3.78 (743) | <.001 | |||
|
|
Alpha1 | –1.85 | 0.1 | –18.4 (743) | <.001 | |||
|
|
Alpha2 | 1.49 | 0.06 | 24.17 (743) | <.001 | |||
|
|
Alpha3 | 0.75 | 0.07 | 10.8 (743) | <.001 | |||
| 2 (inflation) | ||||||||
|
|
Alpha0 | –0.34 | 0.03 | –13.16 (5418) | <.001 | |||
|
|
Alpha1 | –2.31 | 0.06 | –37.54 (5418) | <.001 | |||
|
|
Alpha2 | 2.63 | 0.04 | 58.83 (5418) | <.001 | |||
|
|
Alpha3 | 1.49 | 0.05 | 27.77 (5418) | <.001 | |||