Table 4.
LCAs model fit indices (time spent on TikTok/Instagram/WhatsApp, social media addiction, social media use intensity, individual’s tendency to evaluate him/herself through comparison with others, and emotion dysregulation as indicators).
| Model | BIC | ssaBIC | Entropy | LMR LRT | BLRT | Smallest Class Size | |
|---|---|---|---|---|---|---|---|
| TikTok | #1 | 11,117.991 | 11,124.558 | - | - | - | |
| #2 | 10,970.892 | 10,920.137 | 0.960 | −5548.995 *** | −5548.995 *** | 20% | |
| #3 | 10,903.366 | 10,833.577 | 0.887 | −5438.814 ** | −5438.814 *** | 20% | |
| #4 | 10,867.070 | 10,778.249 | 0.921 | −5387.564 ** | −5387.564 *** | 5% | |
| #5 | 10,839.477 | 10,731.326 | 0.855 | −5351.930 ** | −5351.93 *** | 5% | |
| #1 | 11,036.741 | 11,005.019 | - | - | - | ||
| #2 | 10,886.968 | 10,836.213 | 0.882 | −5489.226 *** | −5489.226 *** | 26% | |
| #3 | 10,797.626 | 10,727.838 | 0.877 | −5396.852 *** | −5396.852 *** | 17% | |
| #4 | 10,769.575 | 10,680.753 | 0.825 | −5334.695 * | −5334.695 *** | 13% | |
| #5 | 10,760.141 | 10,652.286 | 0.836 | −5303.182 * | −5303.182 *** | 4% | |
| #1 | 11,178.539 | 11,146.817 | - | - | - | ||
| #2 | 11,031.376 | 10,980.621 | 0.880 | −5560.125 *** | −5560.125 *** | 26% | |
| #3 | 10,936.080 | 10,866.291 | 0.899 | −5451.446 * | −5451.446 *** | 23% | |
| #4 | 10,920.934 | 10,832.113 | 0.843 | −5403.921 ** | −5403.921 *** | 11% | |
| #5 | 10,874.429 | 10,766.575 | 0.865 | −5362.547 | −5362.547 *** | 6% |
Note: LCA = Latent Class Analysis; BIC = Bayesian information criterion; ssaBIC = sample size adjusted BIC; LMR LRT = Lo–Mendell–Rubin likelihood ratio test; BLRT = bootstrap likelihood ratio test; # = number of classes; * p < 0.05; ** p < 0.01; *** p < 0.001.