Table 4.
Beta coefficients and 95% confidence intervals for effects of each intervention phase on creatinine-adjusted urine nitrate levels (N=63)
| Creatinine-adjusted urine nitrate levels | ||
|---|---|---|
| Intervention period vs. baseline | β (95% CI)1 | P-value |
| Conventional processed meat | −81.66 (−212.74, 49.41) | 0.22 |
| Poultry | −132.83 (−264.74, −0.93) | 0.05 |
| Conventional processed meat + phytochemicals | −94.56 (−255.18, 66.05) | 0.25 |
| Low nitrite processed meat + phytochemicals | −216.82 (−378.27, −55.36) | 0.01 |
| High nitrate water | 603.74 (490.11, 717.36) | <0.01 |
| Participants Charactertistic | ||
| Sex | −36.09 (−218.85, 146.68) | 0.69 |
| Body mass index (kg/m2) | −43.78 (−88.59, 1.03) | 0.06 |
| Age (years) | −1.77 (−12.29, 8.76) | 0.74 |
1
Estimated using a linear mixed model with subject specific random effect adjusted for age (years, continuous), sex, and body mass index (kg/m2, continuous)