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Table 3 Results of short and long-term models for A&E attendances

From: Rapid evaluation for health and social care innovations: challenges for “quick wins” using interrupted time series

Model

Variables

Coefficients (SE)

Significance

Confidence Interval

Short-term model

Constant

4.264 (0.104)

< 0.001

4.050, 4.479

Time

−0.002 (0.018)

0.915

−0.038, 0.034

Winter DV

0.114 (0.077)

0.153

−0.045, 0.272

Step Change DV

0.071 (0.128)

0.587

−0.193, 0.334

Slope Change

0.012 (0.019)

0.509

−0.026, 0.051

Long-term model

Constant

4.028 (0.060)

< 0.001

3.906, 4.149

Time

0.013 (0.005)

0.007

0.004, 0.022

Winter DV

0.096 (0.042)

0.025

0.012, 0.180

Step Change DV

0.076 (0.078)

0.333

−0.080, 0.232

Slope Change

−0.011 (0.005)

0.030

−0.022, − 0.001