Risk Factors for Predicting Mortality and Amputation of Patients with Necrotizing Soft-Tissue Infections: Retrospective Analysis of 111 Cases from a Single Medical Center

Table 5

Management of the patients with NSTI.

Variable	N	Mean ± SD	Minimum	Maximum	Range	Median
Emergency to surgery time (d)	10	8.4 ± 3.98	4	15	11	6.75
Numbers of surgery	111	2.23 ± 1.82	0	8	8	2
Initial time (d)	94	51.2 ± 65.34	2	365	363	28
1^st to 2^nd time (d)	58	7.74 ± 4.98	3	30	27	7
Ventilator use (d)	21	6 ± 6.75	1	30	29	4
Norepinephrine use (d)	14	2.86 ± 2.11	1	9	8	1
ICU time (d)	22	17.32 ± 22.51	1	85	84	4

d, days; NSTIs, necrotizing soft-tissue infections.