Page 91 - 《南京医科大学学报(自然科学版)》2026年第3期
P. 91
第46卷第3期 李红乔,黄玲玲,王欣茹,等. 育龄女性体力活动水平及静坐时间与月经周期异常的关联研究[J].
2026年3月 南京医科大学学报(自然科学版),2026,46(3):396-402,412 ·399 ·
表1 研究人群基本特征
Table 1 Characteristics of the study participants
Regular menstrual cycles Irregular menstrual cycles
Variable Total(n=1 259) P
(n=915) (n=344)
Age(years,x ± s) 25.0 ± 5.30 25.2 ± 5.20 24.4 ± 5.6 0.009
BMI[kg/m ,M(P25,P75)] 0 020.3(18.9,22.0) 0 020.3(19.1,21.9) 0 020.0(18.7,22.0) 0.105
2
Educational level[n(%)] <0.001
Doctoral student 0 0.060(4.8) 42(4.6)0. 18(5.2)0.
Postgraduate 0 .0338(26.8) 278(30.4)0. 60(17.4).
Bachelor 0 .0230(18.3) 171(18.7)0. 59(17.2).
Below bachelor 0 .0631(50.1) 424(46.3)0. 207(60.2)0.
Major in medical[n(%)] <0.001
Yes 0 .0407(32.3) 327(35.7)0. 80(23.3).
No 0 .0852(67.7) 588(64.3)0. 264(76.7)0.
Age at menarche(years,x ± s) 0 013.2(1.5) 13.1(1.5)000 13.5(1.6)000 <0.001
Acne[n(%)] 0.619
Yes 0 .0243(19.3) 173(18.9)0. 70(20.3).
No 0.1 016(80.7) 742(81.1)0. 274(79.7)0.
Hair loss[n(%)] <0.010
Yes 0 .0351(27.9) 234(25.6)0. 117(34.0).0
No 0 .0908(72.1) 681(74.4)0. 227(66.0).0
Dietary Habits[n(%)] 0.017
Meat⁃based diet 0 .0132(10.5) 88(9.6)0. 44(12.8)
Plant⁃based diet 0 .0095(7.5) 60(6.6)0. 35(10.2)
Balanced diet 0 1 032(82.0) 767(83.8)0. 265(77.0).0
Family history[n(%)]
Early menopause 0 .0037(2.9) 22(2.4)0. 15(4.4).0 0.100
Menstrual disorders 0 .0187(14.9) 106(11.6)0. 81(23.5). <0.001
Polycystic ovary syndrome 0 .0025(2.0) 20(2.2)0. 5(1.5). 0.546
Premature ovarian failure 0 .0012(1.0) 9(1.0). 3(0.9). 1.000
Metabolic equivalent/min⁃week(x ± s) 0 1 490(1 498.5) 1 576.7(1 489.3)00 1 259.5(1 500.4)00 <0.001
Physical activity level[n(%)] <0.001
Low 0 .0443(35.2) 282(30.8)0. 161(46.8).0
Moderate 0 .0562(44.6) 435(47.5)0. 127(36.9).0
High 0 .0254(20.2) 198(21.6)0. 56(16.3).
Recommended MVPA[n(%)] <0.001
Yes 0 .0460(36.5) 360(39.3)0. 100(29.1).0
No 0 .0799(63.5) 555(60.7)0. 244(70.9).0
Daily sedentary time(h,x ± s) 6.5 ± 3.1 6.5 ± 3.2 6.6 ± 3.1 0.516
PSQI score(x ± s) 5.6 ± 2.9 5.3 ± 2.8 6.3 ± 3.0 <0.001
DASS⁃21score(x ± s) 21.6 ± 21.9 19.2 ± 19.8 28.2 ± 25.5 <0.001
MVPA:moderate⁃to⁃vigorous physical activity;PSQI:pittsburgh sleep quality index;DASS⁃21:depression,anxiety and stress scales(21⁃item
version).
准与月经周期异常的关联在不同分层人群是否保 达到活动量目标与月经周期异常的风险无关联
持一致。亚组分析结果如图2所示,达到WHO的推 (OR=0.97,95%CI:0.56~1.68),而在 21~24 岁人群
荐活动量标准对月经周期异常的保护效应可能因 中,达到活动量目标与月经周期异常的风险降低相
年龄而异(交互作用 P=0.03)。在 18~20 岁人群中, 关(OR=0.61,95%CI:0.36~1.01);在25~34岁人群和≥

