Table 2.

Cumulative incidence of finger amputation within 90 days of DD surgery.

Primary operation	First re-operation	No. of events	No. of operations	Cumulative incidence % (95% CI)
PNF	–	22	11,271	0.20 (0.13–0.30)
LF	–	328	108,311	0.30 (0.27–0.34)
DF	–	18	4237	0.42 (0.27–0.67)
Total primary operations		368	123,819	0.30 (0.27–0.33)
PNF	PNF	< 6a	< 650	0.47 (0.15–1.46)
	LF	13	1534	0.85 (0.49–1.46)
	DF	< 6a	< 150	0.68 (0.10–4.83)
LF	PNF	14	966	1.45 (0.86–2.45)
	LF	240	15,739	1.53 (1.34–1.73)
	DF	26	2151	1.21 (0.82–1.78)
DF	PNF	0	21	0
	LF	15	187	8.02 (4.84–13.31)
	DF	< 6a	< 150	2.03 (0.65–6.29)
Total first re-operations		315	21,531	1.46 (1.31–1.63)

^aCounts of 5 or less are suppressed to prevent secondary patient identification, as per NHS Digital and ONS guidance.