Table 7. PWID subpopulations trend analysis with linear, quadratic and cubic models of time.
Intercept | Linear | Quadratic | Cubic | |
Non-Hispanic White | 85.17 | 0.32 | 0.13** | −0.01 |
Non-Hispanic Black | 211.80 | −8.38** | 1.01** | 0.02 |
Hispanic | 132.73 | −3.06** | 0.24** | −0.02 |
Male | 138.46 | −1.41** | 0.17** | −0.02 |
Female | 78.90 | −0.28 | −0.01 | −0.01 |
Young (15–29) | 100.64 | 3.52** | 0.18** | −0.03* |
Old (30–64) | 113.25 | −2.68** | 0.04 | −0.01 |
pseudo-p<0.001;
pseudo- p<0.05.