| IRR (95% CI) | p value |
---|---|---|
Pre-lockdown intercept in 2020 compared to 5-year average | 0.76 (0.68, 0.86) | < 0.001 |
Slope in weeks 1–12 | ||
 5-year average | 0.97 (0.96, 0.98) | < 0.001 |
 2020 | 0.93 (0.92, 0.94) | < 0.001 |
 2020 relative to 5-year average | 0.96 (0.95, 0.97) | < 0.001 |
Change in level at week 13 | ||
 5-year average | 1.05 (0.95, 1.16) | 0.322 |
 2020 | 0.64 (0.56, 0.72) | < 0.001 |
 2020 relative to 5-year average | 0.61 (0.52, 0.71) | < 0.001 |
Change in slope after week 13 | ||
 5-year average | 1.01 (1.00, 1.02) | 0.043 |
 2020 | 1.03 (1.01, 1.04) | < 0.001 |
 2020 relative to 5-year average | 1.01 (1.00, 1.03) | 0.147 |