Table 1.
Demographic characteristics of participants across quartiles of total meat intake
| Variables | Quartiles of total meat intake | ||||
|---|---|---|---|---|---|
| Q1 (n = 1828) | Q2 (n = 1828) | Q3 (n = 1828) | Q4 (n = 1828) | P-value* | |
| Age (year) | |||||
| Mean | 51.1 | 48.5 | 47.69 | 46.28 | < 0.001 |
| SD | 10.1 | 9.5 | 9.4 | 8.9 | |
| Gender (female) (%) | 71.9 | 60.7 | 52.1 | 37.1 | < 0.001 |
| Marital status (married) (%) | 90.6 | 95.1 | 97.0 | 95.1 | < 0.001 |
| Current smoker (yes) (%) | 7.7 | 11.2 | 11.1 | 18.9 | < 0.001 |
| Supplement use (yes) (%) | 2.2 | 3.5 | 3.2 | 4.0 | 0.02 |
| Education (university graduate) (%) | 38.5 | 30.5 | 31 | 30 | < 0.001 |
| Home ownership (owner) (%) | 90.3 | 91.8 | 92 | 92.8 | 0.05 |
| Family size (> 4 people) (%) | 54.2 | 58.9 | 63 | 67.5 | < 0.001 |
| Frequent night working shift (%) | 2.8 | 4.6 | 7.3 | 8.7 | < 0.001 |
| Thyroid disorders (%) | 15.6 | 14 | 12.6 | 11.7 | < 0.001 |
| Depression (%) | 20.1 | 16.6 | 14.5 | 11.5 | < 0.001 |
| General obesity (%) | 64.1 | 65.5 | 66.7 | 67.7 | 0.11 |
| Central obesity (%) | 37.9 | 42.7 | 46.6 | 54.1 | < 0.001 |
Data are presented as mean ± SD or percent
*Obtained from the one-way analysis of variance (ANOVA) or Chi-squared tests, where appropriate