Effect of aerobic pedal exercise on sleep quality and energy metabolism of female college students with mild sleep disorder
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摘要:
目的 探讨有氧踏板操对女大学生睡眠质量的干预效果, 为改善女大学生睡眠质量提供新的视角和途径。 方法 于2020年秋季学期在北京师范大学进行招募, 通过问卷筛选出41名轻度及以上睡眠障碍女大学生为研究对象, 随机分为实验组(29名)和对照组(12名)。于10-12月, 实验组进行为期8周, 每周3次, 55 min/次的有氧踏板操运动干预, 对照组不进行任何运动干预; 两组在相同时间内保持原有的学习生活习惯, 不额外增加体力活动。采用匹兹堡睡眠质量指数量表(PSQI)、便携式睡眠监测仪从主客观两方面评估受试者睡眠质量的各项指标, 三轴加速度计和站立式人体成分分析仪观测能量代谢的变化。 结果 与实验前相比, 运动干预后实验组主观监测指标中睡眠质量(1.24±0.43, 0.86±0.58)、睡眠效率(0.66±0.67, 0.07±0.25)、睡眠障碍(1.24±0.51, 1.03±0.18)、日间功能障碍因子(1.90±0.86, 1.48±0.82)和PSQI总分(7.21±1.85, 5.66±2.09)均改善(t值分别为3.64, 4.63, 2.27, 2.36, 3.29, P值均 < 0.05);客观监测指标中睡眠清醒比减少(25.54±7.86, 20.85±5.13)、深睡比(31.79±12.20, 38.32±10.19)和睡眠效率(73.99±7.91, 78.68±5.12)增加(t值分别为-2.12, -2.39, -2.21, P值均 < 0.05)。中高强度有氧踏板操干预后, 实验组瘦体重[(38.55±2.95, 39.07±2.94) g]和基础代谢率[(1257.45±41.14, 1262.66±42.22) kcal]增加(F值分别为5.95, 3.49, P值均 < 0.05)。有氧踏板操总能量消耗与主观睡眠质量、睡眠效率均呈负相关(r值分别为-0.26, -0.44, P值均 < 0.05)。 结论 8周有氧踏板操干预可以有效改善睡眠障碍女大学生的睡眠质量。应积极促进女大学生科学规律的有氧运动, 改善其睡眠质量和能量代谢。 Abstract:Objective To explore the intervention effect of aerobic step exercise on sleep quality of female college students, so as to provide a new perspective to improve the sleep quality of female college students. Methods In the 2020 fall semester, a total of 41 female college students with mild or more severe sleep disorders were selected from Beijing Normal University through a questionnaire and were randomly divided into experimental group (n=29) and control group (n=12).The experimental group received 55 minutes/time step aerobic exercise intervention for 8 weeks, three times a week, while the control group received no exercise intervention from October to December.The two groups maintained the original learning and living habits, without additional physical activity.The Pittsburgh Sleep Quality Index Scale and portable sleep monitor were used to assess the subjects'sleep quality from both subjective and objective aspects.Changes in energy metabolism were observed by triaxial accelerometer and standing body composition analyzer. Results After exercise intervention, subjective sleep quality factor (1.24±0.43, 0.86±0.58), sleep efficiency factor (0.66±0.67, 0.07±0.25), sleep disorder factor (1.24±0.51, 1.03±0.18), daytime dysfunction factor (1.90±0.86, 1.48±0.82) and PSQI score (7.21±1.85, 5.66±2.09) significantly improved (t=3.64, 4.63, 2.27, 2.36, 3.29, P < 0.05).The ratio of sleep to wakefulness decreased (25.54±7.86, 20.85±5.13), the ratio of deep sleep (31.79±12.20, 38.32±10.19) and sleep efficiency (73.99±7.91, 78.68±5.12) increased significantly (t=-2.12, -2.39, -2.21, P < 0.05).Lean body mass[(38.55±2.95, 39.07±2.94) g]and basal metabolic rate[(1 257.45±41.14, 1 262.66±42.22) kcal]of the experimental group significantly increased after the intervention of medium-high intensity aerobic pedal exercise (F=5.95, 3.49, P < 0.05).Total energy expenditure was positively correlated with subjective sleep quality and sleep efficiency (r=-0.26, -0.44, P < 0.05). Conclusions The 8-week aerobic step exercise intervention can increase the daytime energy consumption and basic metabolism of female college students.Improve the sleep depth and efficiency of female college students, reduce sleep disorders, and then effectively improve sleep quality. -
Key words:
- Physical education and training /
- Sleep disorders /
- Energy metabolism /
- Mental health /
- Students /
- Female
1) 利益冲突声明 所有作者声明无利益冲突。 -
表 1 两组女大学生干预前后睡眠质量得分比较(x±s)
Table 1. Comparison of scores of sleep quality before and after intervention of female college students between two groups(x±s)
组别 测试时间 人数 统计值 睡眠质量 入睡时长 睡眠时长 睡眠效率 睡眠障碍 日间功能障碍 PSQI总分 实验组 前测 29 1.24±0.43 1.14±0.51 1.03±0.56 0.66±0.67 1.24±0.51 1.90±0.86 7.21±1.85 中测 29 0.86±0.63* 0.86±0.74 1.03±0.49 0.07±0.25** 1.03±0.49 1.83±0.80 5.69±1.75* 后测 29 0.86±0.58** 1.41±1.05 0.83±0.53 0.07±0.25** 1.03±0.18* 1.48±0.82* 5.66±2.09** F值 4.46 3.44 1.44 7.14 2.28 2.06 6.26 P值 0.01 0.04 0.24 0.00 0.11 0.13 < 0.01 对照组 前测 12 1.17±0.38 1.08±0.66 0.92±0.51 0.75±0.62 0.92±0.28 2.00±0.60 6.83±1.52 中测 12 1.25±0.62 0.92±0.79 0.92±0.51 0.50±0.52 0.75±0.62 1.92±0.90 6.17±1.16 后测 12 1.00±0.85 1.58±0.56 1.00±0.60 0.42±0.51 0.83±0.38 1.58±0.99 6.42±3.67 F值 0.46 1.23 0.32 1.17 0.40 0.81 0.23 P值 0.64 0.31 0.73 0.32 0.87 0.46 0.80 注:与前测相比,*P < 0.05,**P < 0.01。 表 2 不同干预时间女大学生能量代谢相关指标比较(n=29,x±s)
Table 2. Comparison of energy metabolism related indexes of female college students at different intervention times(n=29, x±s)
测试时间 体重/kg 瘦体重/kg 蛋白质/kg 基础代谢率/kcal 基础能量消耗/kcal 前测 57.56±9.05 38.55±2.95 8.44±0.53 1 257.45±41.17 1 937.93±63.63 中测 57.50±8.67 39.00±3.00 8.54±0.55 1 261.24±41.17 1 942.38±63.27 后测 57.30±8.67 39.07±2.94 8.56±0.55 1 262.66±42.22 1 943.21±64.57 F值 0.40 5.95 8.38 3.49 1.51 P值 0.67 0.01 < 0.01 0.04 0.23 -
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