Table 5.
Factors associated with menopausal symptom score, a cross-sectional study in China
| Factor (reference) | Levels | Estimate | Standard error | Wald Chi-square | P value | OR (95% CI) |
|---|---|---|---|---|---|---|
| Age | < 45 | 1.00 (Ref.) | ||||
| 45–50 | 0.2897 | 0.0543 | 28.5085 | < 0.0001 | 1.34 (1.20–1.49) | |
| ≥ 50 | 0.6419 | 0.0685 | 87.7373 | < 0.0001 | 1.90 (1.66–2.17) | |
| BMI | 0.0264 | 0.00824 | 10.2513 | 0.0014 | 1.03 (1.01–1.04) | |
| Marital status | Married | 1.00 (Ref.) | ||||
| Others | 0.3852 | 0.1183 | 10.5943 | 0.0011 | 1.47 (1.17–1.85) | |
| Occupation | Clerical or professional | 1.00 (Ref.) | ||||
| Farmer or manual | 0.0813 | 0.0718 | 1.2831 | 0.2573 | 1.08 (0.94–1.25) | |
| Others | 0.00385 | 0.0729 | 0.0028 | 0.9578 | 1.00 (0.87–1.16) | |
| Family income | < 1800 $ | 1.00 (Ref.) | ||||
| 1800–3600 $ | − 0.0651 | 0.0562 | 1.3416 | 0.2468 | 0.94 (0.84–1.05) | |
| > 3600 $ | − 0.1035 | 0.0590 | 3.0785 | 0.0793 | 0.90 (0.80–1.01) | |
| Education | Illiterate or elementary school | 1.00 (Ref.) | ||||
| Middle school | − 0.3388 | 0.0618 | 30.0884 | < 0.0001 | 0.71 (0.63–0.80) | |
| High school | − 0.5871 | 0.0775 | 57.3372 | < 0.0001 | 0.56 (0.48–0.65) | |
| College and above | − 0.8246 | 0.0901 | 83.7898 | < 0.0001 | 0.44 (0.37–0.52) | |
| Physical activity | Never | 1.00 (Ref.) | ||||
| 1–3 times/week | 0.1227 | 0.0836 | 2.1531 | 0.1423 | 1.13 (0.96–1.33) | |
| 4–6 times/week | 0.1773 | 0.0823 | 4.6377 | 0.0313 | 1.19 (1.02–1.40) | |
| ≥ 7 times/week | − 0.1533 | 0.0645 | 5.6500 | 0.0175 | 0.86 (0.76–0.97) | |
| Age at menarche | < 15 years | 1.00 (Ref.) | ||||
| ≥ 15 years | 0.00505 | 0.0471 | 0.0115 | 0.9146 | 1.01 (0.92–1.10) | |
| Duration of Menstruation | < 5 days | 1.00 (Ref.) | ||||
| 5–6 days | 0.0201 | 0.0496 | 0.1636 | 0.6858 | 1.02 (0.93–1.12) | |
| ≥ 7 days | 0.1768 | 0.0606 | 8.5210 | 0.0035 | 1.19 (1.06–1.34) | |
| Interval of Menstruation | ≤ 28 days | 1.00 (Ref.) | ||||
| > 28 days | 0.0153 | 0.0450 | 0.1160 | 0.7335 | 1.02 (0.93–1.11) | |
| Pregnancy time | 0–1 | 1.00 (Ref.) | ||||
| 2–3 | 0.1689 | 0.0670 | 6.3618 | 0.0117 | 1.18 (1.04–1.35) | |
| > 3 | 0.3814 | 0.0834 | 20.9303 | < 0.0001 | 1.46 (1.24–1.72) | |
| Duration of breastfeeding | < 12 months | 1.00 (Ref.) | ||||
| 12 months | 0.000538 | 0.0553 | 0.0001 | 0.9922 | 1.00 (0.90–1.12) | |
| > 12 months | 0.1316 | 0.0574 | 5.2595 | 0.0218 | 1.14 (1.02–1.28) | |
| Menopausal status | Premenopause | 1.00 (Ref.) | ||||
| Perimenopause | 0.7530 | 0.0563 | 178.7927 | < 0.0001 | 2.12 (1.90–2.37) | |
| Postmenopause | 0.9270 | 0.0662 | 196.0497 | < 0.0001 | 2.53 (2.22–2.88) | |
| Gynecological disease | − 0.3821 | 0.0470 | 66.0550 | < 0.0001 | 0.68 (0.62–0.75) | |
| Breast disease | − 0.2354 | 0.0534 | 19.4351 | < 0.0001 | 0.79 (0.71–0.88) | |
| Chronic disease | − 0.6737 | 0.0665 | 102.5331 | < 0.0001 | 0.51 (0.45–0.58) | |
| MHT (yes) | 0.3312 | 0.0964 | 11.8077 | 0.0006 | 1.39 (1.15–1.68) |
Factors in Table 5 satisfies the proportional odds assumption of ordinal logistic regression, then they have equal slopes across the response functions
BMI, body mass index; MHT, Menopausal hormone therapy; OR, odds ratio; CI, confidence interval; Ref, reference