Table 4 New DVA cases identified and recorded by general practices—incident rate ratios (IRR) with sessions’ delivery
|  | C (n = 32) | E (n = 34) | ||
|---|---|---|---|---|
IRR (95% CI) | p | IRR (95% CI) | p | |
Underlying time trend (IRR per day) | 0.99 (0.99, 1.00) | 0.322 | 0.99 (0.99, 1.00) | 0.118 |
Average effect of session delivery | 1.27 (1.09, 1.48) | 0.002 | 1.05 (0.82, 1.34) | 0.699 |
Change in gradient following session delivery | 0.99 (0.99, 1.00) | 0.193 | 0.99 (0.99, 1.00) | 0.176 |