Table 1.
Descriptive Statistics for Analysis Variables (mean or proportion), by Gender
| Variable (observed range) | Women (n = 401) | Men (n = 536) | Gender difference |
|---|---|---|---|
| Children’s schooling (0–17 years) | 10.67 | 11.09 | <0.05 |
| Biomarker summary scores | |||
| HPA/SNS function subscore (0–4) | 1.40 | 0.62 | <0.001 |
| Inflammation subscore (0–4) | 1.03 | 1.01 | ns |
| CV/metabolic function subscore (0–9) | 2.25 | 1.84 | <0.001 |
| Overall PD score (0–13) | 4.67 | 3.47 | <0.001 |
| Psychological and behavioral mediators | |||
| Subjective social status (1–10) | 4.17 | 4.42 | <0.05 |
| Life satisfaction (0–10) | 6.16 | 6.39 | ns |
| Stressful events (0–3) | 0.59 | 0.51 | ns |
| Regular exercise (0–1) | 0.34 | 0.44 | <0.001 |
| Healthy diet (0–1) | 0.67 | 0.58 | <0.05 |
| Physical examination (0–1) | 0.34 | 0.34 | ns |
| Smoking | |||
| Never smoked (0–1) | 0.96 | 0.31 | <0.001 |
| Formerly smoked (0–1) | 0.01 | 0.25 | <0.001 |
| Current smoking (0–1) | 0.03 | 0.44 | <0.001 |
| Drinking | |||
| Abstainer (0–1) | 0.93 | 0.54 | <0.001 |
| Infrequent drinker (0–1) | 0.05 | 0.26 | <0.001 |
| Frequent drinker (0–1) | 0.02 | 0.20 | <0.001 |
| Confounding variables | |||
| Age (50–87) | 61.41 | 61.93 | ns |
| Living in rural area (0–1) | 0.43 | 0.38 | ns |
| Married/cohabiting (0–1) | 0.72 | 0.89 | <0.001 |
| Number of living children (1–11) | 4.35 | 3.98 | <0.001 |
| Co-residence with children (0–1) | 0.77 | 0.79 | ns |
| Respondent’s education (0–17 years) | 3.23 | 6.57 | <0.001 |
| Spouse’s education (0–17 years) | 5.61 | 4.23 | <0.001 |
| Respondent’s occupation | |||
| No job (0–1) | 0.33 | 0.01 | <0.001 |
| SEI score (55.1–76.1) | 59.60 | 61.84 | <0.001 |
| Spouse’s occupation | |||
| No job (0–1) | 0.01 | 0.55 | <0.05 |
| SEI score (55.1–76.1) | 59.92 | 60.35 | ns |
| CES-D (0–30) | 5.24 | 4.22 | <0.01 |
| Serious chronic illnesses (0–5) | 0.62 | 0.54 | ns |
Notes: CV = cardiovascular; CES-D = Center for Epidemiologic Studies Depression scale; HPA/SNS = hypothalamic–pituitary–adrenal axis and sympathetic nervous system; PD = physiological dysregulation; ns= not statistically significant; SEI = socioeconomic index. Descriptive statistics are based weighted analyses to compensate for oversampling by age group and urban residence.