1 资料与方法
1.1 研究对象
1.2 患者基本信息
1.3 体力活动量表
1.4 体脂率、体骨骼肌率
1.5 抑郁自评量表
1.6 质量控制
1.7 统计学分析
2 结果
2.1 研究对象的基本情况
表1 患者的基本情况Table 1 Basic information of the patients |
| Characteristic | Total (n=885) | Male (n=312) | Female (n=573) | t/χ2 | P value |
| Age/years, ${\bar x}$±s | 30.82±4.37 | 31.1±1.41 | 30.7±4.35 | -1.337 | 0.181 |
| Education level, n (%) | 0.863 | 0.065 | |||
| Below junior high school | 260 (9.4) | 86 (27.6) | 174 (30.4) | ||
| High school or secondary school | 335 (37.9) | 123 (39.4) | 212 (37.0) | ||
| Bachelor’s degree and above | 290 (32.8) | 103 (33.0) | 187 (32.6) | ||
| Annual income, n (%) | 75.446 | < 0.001 | |||
| Less than 30 000 yuan | 341 (38.5) | 81 (26.0) | 260 (45.4) | ||
| 30 000-100 000 yuan | 401 (45.3) | 138 (44.2) | 263 (45.9) | ||
| More than 100 000 yuan | 143 (16.2) | 93 (29.8) | 50 (8.7) | ||
| Type of marriage, n (%) | 7.083 | 0.008 | |||
| First marriage family | 796 (89.9) | 292 (93.6) | 504 (88.0) | ||
| Reorganized family | 89 (10.1) | 20 (6.4) | 69 (12.0) | ||
| Infertility causes, n (%) | 9.448 | 0.024 | |||
| Male | 142 (16.0) | 59 (18.9) | 83 (14.5) | ||
| Female | 329 (37.2) | 97 (31.3) | 232 (40.5) | ||
| Both parties have | 210 (23.7) | 74 (23.7) | 136 (23.7) | ||
| Unknown cause | 204 (23.1) | 82 (26.3) | 122 (21.3) | ||
| Families’ perceptions of ART, n (%) | 3.365 | 0.067 | |||
| Supports | 785 (88.7) | 285 (91.3) | 500 (87.3) | ||
| Objection | 100 (11.3) | 27 (8.7) | 73 (12.7) | ||
| Physical activity, n (%) | 33.355 | < 0.001 | |||
| Low | 295 (33.3) | 70 (22.4) | 225 (39.3) | ||
| Middle | 295 (33.3) | 105 (33.7) | 190 (33.2) | ||
| High | 295 (33.3) | 137 (43.9) | 158 (27.6) | ||
| Height/cm, ${\bar x}$±s | 164.38±8.04 | 171.78±6.23 | 160.34±5.71 | -20.429 | < 0.001 |
| Weight/kg, ${\bar x}$±s | 65.67±13.09 | 75.99±12.90 | 60.04±9.20 | -17.349 | < 0.001 |
| BMI/(kg/m2), ${\bar x}$±s | 24.19±3.78 | 25.71±3.87 | 23.37±3.47 | -9.014 | < 0.001 |
| Total body fat rate/%, ${\bar x}$±s | 28.01±7.06 | 24.37±6.75 | 29.99±6.41 | -12.240 | < 0.001 |
| Total skeletal muscle rate/%, ${\bar x}$±s | 39.73±4.22 | 42.74±3.82 | 38.10±3.47 | 18.356 | < 0.001 |
| Depression score, ${\bar x}$±s | 5.16±3.99 | 4.44±3.98 | 5.54±3.95 | -4.450 | < 0.001 |
ART, assisted reproductive technology; BMI, body mass index. |
2.2 辅助生殖人群体脂率、体骨骼肌率与抑郁的关联
表2 辅助生殖人群体脂率、体骨骼肌率与抑郁的关联Table 2 Association of total body fat rate and total skeletal muscle rate with depression in the assisted reproduction population |
| Variable | Total (n=885) | |||
| β (95%CI)a | P valuea | β (95%CI)b | P valueb | |
| BF% | ||||
| Q1 (≤24.50), M=21.40 | 0 | 0 | ||
| Q2 (24.51-31.20), M=28.10 | 0.93 (0.29, 1.57) | 0.004 | 1.30 (0.35, 2.25) | 0.007 |
| Q3 (>31.21), M=34.70 | 1.24 (0.61, 0.88) | < 0.001 | 0.82 (0.11, 1.54) | 0.025 |
| Ptrend | < 0.001 | |||
| BF% (continuous variable) | 0.06 (0.02, 0.10) | 0.002 | 0.07 (0.01, 0.14) | 0.040 |
| SM% | ||||
| Q1 (≤37.68), M=35.66 | 0 | 0 | ||
| Q2 (37.69-41.46), M=39.53 | -0.13 (-0.77, 0.51) | 0.688 | -0.14 (-0.87, 0.59) | 0.712 |
| Q3 (>41.47), M=43.89 | -1.33 (-1.97, -0.69) | < 0.001 | -1.16 (-2.12, -0.20) | 0.018 |
| Ptrend | < 0.001 | |||
| SM% (continuous variable) | -0.12 (-0.18, -0.06) | < 0.001 | -0.12 (-0.24, -0.01) | 0.029 |
BF%, total body fat rate; SM%, total skeletal muscle rate; Q1, Q2, Q3, the BF% and SM% were divided into three groups by three-quartile spacing; M, median; Ptrend, P value for the trend test; a, unadjusted; b, model incorporates variables such as age, gender, education, annual income, type of marriage, cause of infertility, family’ s perception of row ART, height, weight, BMI, and physical activity. β, partial regression coefficient; CI, confidence interval; ART, assisted reproductive technology; BMI, body mass index. |
图1 辅助生殖人群体脂率、体骨骼肌率与抑郁的剂量-反应关系Figure 1 Dose-response relationship between total body fat rate and total skeletal muscle rate with depression in the assisted reproduction population All models added variables such as age, gender, education, annual income, type of marriage, cause of infertility, family' s perception of performing ART, height, weight, BMI, and physical activity. BF%, total body fat rate; SM%, total skeletal muscle rate; ART, assisted reproductive technology; BMI, body mass index. |
2.3 不同性别、年龄的辅助生殖人群体脂率、体骨骼肌率与抑郁的关联
表3 按年龄、性别分层的辅助生殖人群体脂率、体骨骼肌率与抑郁的关联Table 3 Association of total body fat rate and total skeletal muscle rate with depression in an assisted reproduction population stratified by age and gender |
| Variable | Gender | ||||
| Male (n=312) | Female (n=573) | ||||
| β (95%CI) | P value | β (95%CI) | P valuea | ||
| BF% | |||||
| Q1 (≤24.50), M=21.40 | 0 | 0 | |||
| Q2 (24.51-31.20), M=28.10 | 1.26 (0.12, 2.40) | 0.030 | 0.28 (-0.63, 1.20) | 0.544 | |
| Q3 (>31.21), M=34.70 | 2.05 (0.37, 3.72) | 0.017 | 0.67 (-0.50, 1.83) | 0.263 | |
| Ptrend | 0.020 | 0.136 | |||
| BF% (continuous variable) | 0.08 (-0.03, 0.19) | 0.144 | 0.05 (-0.04, 0.14) | 0.302 | |
| SM% | |||||
| Q1 (≤37.68), M=35.66 | 0 | 0 | |||
| Q2 (37.69-41.46), M=39.53 | 0.87 (-0.90, 2.64) | 0.332 | -0.21 (-1.01, 0.60) | 0.617 | |
| Q3 (>41.47), M=43.89 | -0.62 (-2.55, 1.31) | 0.529 | -0.67 (-1.83, 0.50) | 0.262 | |
| Ptrend | 0.092 | 0.072 | |||
| SM% (continuous variable) | -0.14 (-0.31, 0.04) | 0.120 | -0.09 (-0.23, 0.06) | 0.249 | |
| Variable | Age | ||||
| ≤30 years old (n=444) | >30 years old (n=441) | ||||
| β (95%CI) | P value | β (95%CI) | P value | ||
| BF% | |||||
| Q1 (≤24.50), M=21.40 | 0 | 0 | |||
| Q2 (24.51-31.20), M=28.10 | 0.42 (-0.59, 1.44) | 0.280 | 1.19 (0.18, 2.19) | 0.008 | |
| Q3 (>31.21), M=34.70 | 0.73 (-0.59, 2.05) | 0.146 | 1.83 (0.48, 3.19) | 0.020 | |
| Ptrend | < 0.001 | 0.089 | |||
| BF% (continuous variable) | 0.02 (-0.08, 0.11) | 0.764 | 0.12 (0.02, 0.22) | 0.018 | |
| SM% | |||||
| Q1 (≤37.68), M=35.66 | 0 | 0 | |||
| Q2 (37.69-41.46), M=39.53 | 0.15 (-0.81, 1.11) | 0.764 | -0.61 (-1.71, 0.49) | 0.270 | |
| Q3 (>41.47), M=43.89 | -0.66 (-1.98, 0.66) | 0.326 | -1.74 (-3.13, -0.34) | 0.015 | |
| Ptrend | < 0.001 | 0.066 | |||
| SM% (continuous variable) | -0.03 (-0.18, 0.13) | 0.684 | -0.19 (-0.35, -0.03) | 0.013 | |
All models stratified based on moderating variables such as education, annual income, type of marriage, cause of infertility, family perception of row ART, height, weight, BMI, and physical activity. a, models adjusted for age, education, annual income, type of marriage, reason for infertility, family perception of ART, height, weight, BMI, physical activity, and additional variables such as whether the woman had ever been pregnant, had given birth at term, and the levels of the basal endocrine hormones FSH, E2, T, LH. BF%, total body fat rate; SM%, total skeletal muscle rate; Q1, Q2, Q3, the BF% and SM% were divided into three groups by three-quartile spacing; M, median; Ptrend, P value for the trend test; β, partial regression coefficient; CI, confidence interval; ART, assisted reproductive technology; BMI, body mass index; FSH, follicle-stimulating hormone; E2, estradiol hormone; LH, luteinizing hormone; T, testosterone hormone. |
图2 不同性别、年龄辅助生殖人群体脂率、体骨骼肌率与抑郁的剂量-反应关系Figure 2 Dose-response relationship between total body fat rate and total skeletal muscle rate with depression in assisted reproduction population of different gender and age All models added variables such as education, annual income, type of marriage, cause of infertility, family' s perception of line ART, height, weight, BMI, and physical activity. BF%, total body fat rate; SM%, total skeletal muscle rate; ART, assisted reproductive technology; BMI, body mass index. |
