Table 2 Findings from the segmented regression model
Parameter | Coefficients | Newey-West Standard Errors | P Value | Lower of CI (95%) | Upper of CI (95%) |
|---|---|---|---|---|---|
Intercept | 11.070 | 0.171 | 0.000 | 10.729 | 11.410 |
Preintervention slope | −0.018 | 0.011 | 0.111 | −0.040 | 0.004 |
Change in intercept | 2.627 | 0.504 | 0.000 | 1.622 | 3.631 |
Change in slope | 0.680 | 0.017 | 0.000 | 0.032 | 0.103 |
Post intervention linear trend | 0.049 | 0.013 | 0.000 | 0.023 | 0.076 |
F (3, 80) | 149.73 | ||||
Number of observations | 84 | ||||
Prob > F | 0.000 | ||||