Table 3 Estimated impact of WannaCry on total activity during the WannaCry week
From: A retrospective impact analysis of the WannaCry cyberattack on the NHS
At actually infected trust | If all trusts were infected | |||
|---|---|---|---|---|
Activity difference | Costed difference | Activity difference | Costed difference | |
Total admissions | −2935.6 | −£4.0 m | −17,562.1 | −£24 m |
[−5067.2, −803.9] | [−£6.6 m, −£1.5 m] | [−30,314.8, −4809.3] | [−£39.3 m, −£8.8 m | |
Emergency admissions | −1066 | −£2.1 m | −6386.6 | −£12.6 m |
[−1558.5, −573.5] | [−£3.1 m, −£1.1 m] | [−9337.1, −3436.1] | [−£18.4 m, −£6.8 m] | |
Elective admissions | −2175.6 | −£1.9 m | −13,162.2 | −£11.5 m |
[−3815.9, −535.3] | [−£3.5 m, −£0.3 m] | [−23,086.1, −3238.3] | [−£20.9 m, −£2.0 m] | |
Day case admissions | −1857.7 | −£1.2 m | −11,016.4 | −£7.2 m |
[−3038.6, −676.7] | [−£2.0 m, −£0.4 m] | [−18,019.6, −4013.1] | [−£11.8 m, −£2.6 m] | |
Elective admissions excl. day cases | −315.8 | −£0.7 m | −1907.7 | −£4.2 m |
[−676.6, 45.1] | [−£1.5 m, £0.1 m] | [−4087.9, 272.4] | [−£9.1 m, £0.6 m] | |
A&E attendances | −3760.2 | −£0.6 m | −20,648.6 | −£3.3 m |
[−4781.7, −2738.7] | [−£0.8 m, −£0.4 m] | [−26,224.6, −15,072.6] | [−£4.1 m, −£2.4 m] | |
Outpatient appointments | 3328.8 | £0.2 m | 9303.7 | £0.9. m |
[−21,730.7, 28,388.3] | [−£2.3 m, £2.6 m] | [−140,860.5, 159,467.9] | [−£13.7 m, £15.5 m] | |
Outpatient attendances | −12,166.8 | −£1.2 m | −71,860.0 | −£7.0 m |
[−31,562.4, 7228.8] | [−£3.1 m, £0.7 m] | [−186,415.1, 42,695.2] | [−£18.2 m, £4.2 m | |
Outpatient cancellations | 13,534.4 | £1.3 m | 78,962 | £7.7 m |
[9453.3, 17,615.4] | [£0.9 m, £1.7 m] | [54,791.4, 103,132.6] | [£5.3 m, £10.1 m] | |
Total financial impact | −£5.9 m | −£35.0 m | ||
[−£8.2 m, −£3.6 m] | [−£48.8 m, −£21.2 m] | |||
