TY -非盟的周密苏里州盟——福冈,主管Yoshimi盟——明茨Yonatan AU -戈德堡,肯盟——Kaminsky菲利普盟——鲜花,Elena盟——Aswani Anil PY - 2018 DA - 2018/01/25 TI -评估基于机器学习自动化个性化每日目标通过手机应用步:随机对照试验乔- JMIR Mhealth Uhealth SP - e28六世- 6 - 1 KW -身体活动KW -手机KW -健身追踪KW -临床试验AB -背景:越来越多的证据表明,固定的、非个性化的每日步数目标会让人气馁,导致身体活动不变甚至减少。目的:本随机对照试验(RCT)的目的是评估基于自动手机的个性化和自适应目标设置干预的效果,使用机器学习与每日10,000步目标稳定的主动控制相比较。方法:在这个为期10周的随机对照试验中,通过电子邮件通知招募了64名参与者,并要求他们参加最初的亲自会议。经过一段时间的磨合期后,参与者被随机分为干预组和积极对照组,比例为一对一。研究人员在每位参与者的手机上安装了一款研究开发的手机应用程序(它可以通过推送通知发送每日步数目标,并允许实时监测身体活动),并要求参与者一整天都把手机放在口袋里。通过应用程序,干预组接受了完全自动化的自适应个性化的每日步数目标,对照组接受了每天10,000步的恒定步数目标。通过该研究开发的手机应用程序客观地测量了参与者的每日步数。结果:参与者的平均(SD)年龄为41.1(11.3)岁,其中83%(53/64)为女性。两组间的基线人口统计学相似(P>.05)。干预组(n=34)的参与者在第一次锻炼到10周期间,平均每日步数(SD)减少了390(490)步,而对照组(n=30; P=.03). The net difference in daily steps between the groups was 960 steps (95% CI 90-1830 steps). Both groups had a decrease in daily step count between run-in and 10 weeks because interventions were also provided during run-in and no natural baseline was collected. Conclusions: The results showed the short-term efficacy of this intervention, which should be formally evaluated in a full-scale RCT with a longer follow-up period. Trial Registration: ClinicalTrials.gov: NCT02886871; https://clinicaltrials.gov/ct2/show/NCT02886871 (Archived by WebCite at http://www.webcitation.org/6wM1Be1Ng). SN - 2291-5222 UR - http://mhealth.www.mybigtv.com/2018/1/e28/ UR - https://doi.org/10.2196/mhealth.9117 UR - http://www.ncbi.nlm.nih.gov/pubmed/29371177 DO - 10.2196/mhealth.9117 ID - info:doi/10.2196/mhealth.9117 ER -
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