{"id":"W4416246183","doi":"10.2196/67136","title":"Effectiveness of Smartphone-Based Dyadic Interventions to Increase Physical Activity in Romantic Couples: Microrandomized Trial","year":2025,"lang":"en","type":"article","venue":"JMIR mhealth and uhealth","topic":"Digital Mental Health Interventions","field":"Psychology","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Physical activity; Psychological intervention; Randomized controlled trial; mHealth; Baseline (sea); Intervention (counseling)","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.003234664,0.00151415,0.00301049,0.0005214359,0.0007804694,0.001025989,0.0009693768,0.001714391,0.00845993],"category_scores_gemma":[0.007225631,0.0006597856,0.00231071,0.000373458,0.0009437438,0.001083312,0.001515501,0.002051964,0.0008390821],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001011179,"about_ca_system_score_gemma":0.001277184,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001539119,"about_ca_topic_score_gemma":0.001427265,"domain_scores_codex":[0.9967992,0.001945235,0.0003086354,0.0005523215,0.0001638639,0.0002307645],"domain_scores_gemma":[0.9979892,0.0008129781,0.0004323939,0.0003496098,0.0001629433,0.0002528863],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"randomized_trial","study_design_scores_codex":[0.8706552,0.03932493,0.001754111,0.00249275,0.003966902,0.0000715586,0.0003339186,0.001642156,0.002816223,0.0004555333,0.0006520498,0.07583475],"study_design_scores_gemma":[0.7716717,0.2154954,0.005293618,0.0002911926,0.002140821,0.00004271568,0.000134483,0.002163621,0.0008699567,0.0006233912,0.001230529,0.00004266332],"study_design_candidate":"randomized_trial","study_design_consensus":"randomized_trial","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9704651,0.003994762,0.004225354,0.0004173267,0.0006263701,0.01786887,0.0005611153,0.0002040844,0.001636991],"genre_scores_gemma":[0.9635863,0.001226235,0.006844582,0.0003745076,0.0002221103,0.02615906,0.0003005963,0.00002787036,0.001258742],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00845993,"threshold_uncertainty_score":0.0283013,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.051122816143685,"score_gpt":0.4660853843416768,"score_spread":0.4149625681979918,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}