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. 2023 Nov 17;25:e48193. doi: 10.2196/48193

Table 3.

Performance of prediction at the post level and user level for the machine learning models. All numbers correspond to percentage values.

Task Post-level prediction (%), mean (SD) User-level prediction (%),mean (SD)

M1 M5 M10 M100 M1 M5 M10 M100
Adult child

Precision 61.2 (0.04) 63.2 (0.04) a 61.6 (0.04) 62.3 (0.03) 81.4 (0.13) 86.4 (0.17) 85.7 (0.19) 85.4 (0.19)

Recall 81.8 (0.05) 76.7 (0.06) 78.7 (0.06) 78.5 (0.04) 94.3 (0.15) 92.7 (0.17) 93.4 (0.14) 93.0 (0.18)

F1-score 70.0 (0.04) 69.3 (0.04) 69.1 (0.04) 69.5 (0.03) 87.4 (0.09) 89.5 (0.12) 89.4 (0.12) 89.1 (0.12)
Spouse

Precision 83.7 (0.06) 81.2 (0.03) 81.6 (0.05) 80.9 (0.05) 81.9 (0.40) 81.1 (0.33) 82.4 (0.38) 80.2 (0.52)

Recall 57.7 (0.06) 65.4 (0.60) 64.9 (0.06) 67.8 (0.07) 87.5 (0.41) 90.6 (0.34) 91.4 (0.34) 91.3 (0.33)

F1-score 68.3 (0.05) 72.5 (0.04) 72.3 (0.05) 73.8 (0.06) 85.6 (0.26) 85.6 (0.27) 86.7 (0.25) 85.4 (0.34)
Other

Precision 14.8 (0.08) 20.0 (0.10) 21.6 (0.15) 23.4 (0.12) 66.6 (0.76) 74.9 (0.54) 77.6 (0.58) 76.3 (0.46)

Recall 20.9 (0.14) 25.0 (0.16) 21.7 (0.15) 18.8 (0.12) 24.8 (0.49) 44.6 (0.78) 42.6 (0.79) 39.5 (0.68)

F1-score 17.3 (0.10) 22.2 (0.13) 21.7 (0.15) 20.9 (0.12) 36.1 (0.60) 55.9 (0.70) 55.0 (0.75) 52.0 (0.66)
AUPRC 71.6 (0.04) 72.8 (0.04) 72.8 (0.05) 73.7 (0.05) 75.9 (0.18) 80.6 (0.25) 81.3 (0.21) 80.4 (0.26)

aThe best performance for each metric is highlighted is italicized.