Table 3.
Results of segmented regression analysis of the CDSS impact of On Scene Time (OST)
| Coefficient | Standard error | t -statistic | P -value | |
|---|---|---|---|---|
|
Full regression model |
|
|
|
|
| Intercept |
11.712 |
1.001 |
11.703 |
< 0.001 |
| Slope before CDSS |
0.185 |
0.136 |
1.363 |
0.188 |
| Change in level after CDSS |
0.670 |
1.335 |
0.502 |
0.621 |
| Change in slope after CDSS |
- 0.073 |
0.192 |
- 0.382 |
0.702 |
|
The most parsimonious model |
|
|
|
|
| Intercept |
11.772 |
0.659 |
17.855 |
< 0.001 |
| Slope before CDSS | 0.188 | 0.046 | 4.080 | < 0.001 |