Model 3: Examining the effect of PA adherence on subjects with LBP/NP risk profiles that did not report pain at T1, on the risk of developing insomnia (n = 85).

Model 3: Examining the effect of PA adherence on subjects with LBP/NP risk profiles that did not report pain at T1, on the risk of developing insomnia (n = 85).模型3：针对T1时间点未报告疼痛的下背痛/颈痛（Low Back Pain / Neck Pain）风险特征人群，探究身体活动依从性（Physical Activity adherence）对其罹患失眠症风险的影响，样本量n=85。